diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index fce1ec1..d23abcf 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -1,29 +1,29 @@
-# This workflow will build a .NET project
-# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-net
+# # This workflow will build a .NET project
+# # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-net
 
-name: .NET
+# name: .NET
 
-on:
-  pull_request:
-    branches: [ "master" ]
-  workflow_dispatch:
+# on:
+#   pull_request:
+#     branches: [ "master" ]
+#   workflow_dispatch:
 
-jobs:
-  build:
-    name: Multi-build
-    runs-on: ubuntu-latest, macos-latest, windows-latest
+# jobs:
+#   build:
+#     name: Multi-build
+#     runs-on: ubuntu-latest, macos-latest, windows-latest
 
-    steps:
-    - uses: actions/checkout@v3
-    - name: Setup .NET
-      uses: actions/setup-dotnet@v3
-      with:
-        dotnet-version: 8.0.x
-    - name: Restore dependencies
-      run: dotnet restore
-    # -name: Update MaiLib
-    #   run: git submodule update --init --remote --recursive
-    - name: Build
-      run: dotnet build --no-restore
-    # - name: Test
-    #   run: dotnet test --no-build --verbosity normal
+#     steps:
+#     - uses: actions/checkout@v3
+#     - name: Setup .NET
+#       uses: actions/setup-dotnet@v3
+#       with:
+#         dotnet-version: 8.0.x
+#     - name: Restore dependencies
+#       run: dotnet restore
+#     # -name: Update MaiLib
+#     #   run: git submodule update --init --remote --recursive
+#     - name: Build
+#       run: dotnet build --no-restore
+#     # - name: Test
+#     #   run: dotnet test --no-build --verbosity normal
diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index 2156a09..9e01bdd 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -39,4 +39,4 @@
             "problemMatcher": "$msCompile"
         }
     ]
-}
\ No newline at end of file
+}
diff --git a/Commands/CompileDatabase.cs b/Commands/CompileDatabase.cs
index fc4a165..34d5da6 100644
--- a/Commands/CompileDatabase.cs
+++ b/Commands/CompileDatabase.cs
@@ -34,23 +34,11 @@ public class CompileDatabase : ConsoleCommand
         /// </summary>
         public string? Difficulty { get; set; }
 
-        /// <summary>
-        /// Categorize Index
-        /// </summary>
-        private int categorizeIndex = 0;
         /// <summary>
         /// Categorize Index outer shell
         /// </summary>
-        public int? CategorizeIndex
-        {
-            get
-            { return categorizeIndex; }
-            set
-            {
-                if (value != null) categorizeIndex = (int)value;
-                else categorizeIndex = 0;
-            }
-        }
+        public int CategorizeIndex { get; set; }
+
         /// <summary>
         /// Destination of output
         /// </summary>
@@ -96,7 +84,7 @@ public CompileDatabase()
             //FileLocation = GlobalPaths[0];
             //HasOption("a|a000=", "Folder of A000 to override - end with a path separator", path => FileLocation = path);
             HasOption("f|format=", "The target format - Simai, SimaiFes, Ma2_103, Ma2_104", format => TargetFormat = format);
-            HasOption("g|genre=", "The preferred categorizing scheme, includes:\n" + CategorizeMethods, genre => Int32.TryParse(genre, out categorizeIndex));
+            HasOption("g|genre=", "The preferred categorizing scheme, includes:\n" + CategorizeMethods, genre => CategorizeIndex = Int32.Parse(genre));
             HasOption("r|rotate=", "Rotating method to rotate a chart: Clockwise90/180, Counterclockwise90/180, UpsideDown, LeftToRight", rotate => Rotate = rotate);
             HasOption("s|shift=", "Overall shift to the chart in unit of tick", tick => ShiftTick = int.Parse(tick));
             HasOption("v|video=", "Folder of Video to override - end with a path separator", vPath => VideoLocation = vPath);
@@ -114,7 +102,6 @@ public override int Run(string[] remainingArguments)
             try
             {
                 // Console.ReadKey();
-                string sep = Program.GlobalSep;
                 bool exportBGA = true;
                 bool exportImage = true;
                 bool exportAudio = true;
@@ -129,7 +116,7 @@ public override int Run(string[] remainingArguments)
                     a000Location = Program.GlobalPaths[0];
                 }
 
-                string musicLocation = a000Location + @"music" + sep;
+                string musicLocation = $"{a000Location}/music/";
                 string? audioLocation = BGMLocation;
                 // if (remainingArguments.Length == 0)
                 // {
@@ -173,16 +160,16 @@ public override int Run(string[] remainingArguments)
 
                 try
                 {
-                    if (0 <= categorizeIndex && categorizeIndex < Program.TrackCategorizeMethodSet.Length)
+                    if (0 <= CategorizeIndex && CategorizeIndex < Program.TrackCategorizeMethodSet.Length)
                     {
-                        Program.GlobalTrackCategorizeMethod = Program.TrackCategorizeMethodSet[categorizeIndex];
+                        Program.GlobalTrackCategorizeMethod = Program.TrackCategorizeMethodSet[(int)CategorizeIndex];
                     }
                 }
                 catch (Exception e)
                 {
                     Console.WriteLine(e.Message + " The program will use Genre as default method. Press any key to continue.");
                     Program.GlobalTrackCategorizeMethod = Program.TrackCategorizeMethodSet[0];
-                    categorizeIndex = 0;
+                    CategorizeIndex = 0;
                     Console.ReadKey();
                 }
 
@@ -214,70 +201,71 @@ public override int Run(string[] remainingArguments)
                 foreach (string track in musicFolders)
                 {
                     Console.WriteLine("Iterating on folder {0}", track);
-                    if (File.Exists(track + sep + "Music.xml"))
+                    if (File.Exists($"{track}/Music.xml"))
                     {
-                        TrackInformation trackInfo = new XmlInformation(track + sep + "");
-                        Console.WriteLine("There is Music.xml in " + track);
+                        TrackInformation trackInfo = new XmlInformation($"{track}/");
+                        Console.WriteLine("There is Music.xml in {0}",track);
                         string shortID = Program.CompensateZero(trackInfo.TrackID).Substring(2);
-                        Console.WriteLine("Name: " + trackInfo.TrackName);
-                        Console.WriteLine("ID:" + trackInfo.TrackID);
-                        Console.WriteLine("Genre: " + trackInfo.TrackGenre);
-                        string[] categorizeScheme = { trackInfo.TrackGenre, trackInfo.TrackSymbolicLevel, trackInfo.TrackVersion, trackInfo.TrackComposer, trackInfo.TrackBPM, trackInfo.StandardDeluxePrefix, "" };
-                        string defaultCategorizedPath = outputLocation + categorizeScheme[categorizeIndex];
+                        Console.WriteLine($"Name: {trackInfo.TrackName}");
+                        Console.WriteLine($"ID: {trackInfo.TrackID}");
+                        Console.WriteLine($"Genre: {trackInfo.TrackGenre}");
+                        string[] categorizeScheme = [trackInfo.TrackGenre, trackInfo.TrackSymbolicLevel, trackInfo.TrackVersion, trackInfo.TrackComposer, trackInfo.TrackBPM, trackInfo.StandardDeluxePrefix, ""
+                        ];
+                        string defaultCategorizedPath = $"{outputLocation}/{categorizeScheme[CategorizeIndex]}";
 
                         //Cross out if not creating update packs
                         // defaultCategorizedPath += sep + categorizeScheme[0];
 
                         //Deal with special characters in path
-                        string trackNameSubstitute = trackInfo.TrackSortName.Replace("" + sep + "", "of");
-                        trackNameSubstitute = trackInfo.TrackSortName.Replace("/", "of");
-                        trackNameSubstitute = trackInfo.TrackID + "_" + trackNameSubstitute;
+                        string trackNameSubstitute = $"{trackInfo.TrackID}_{trackInfo.TrackSortName}";
                         if (!Directory.Exists(defaultCategorizedPath))
                         {
                             Directory.CreateDirectory(defaultCategorizedPath);
-                            Console.WriteLine("Created folder: " + defaultCategorizedPath);
+                            Console.WriteLine("Created folder: {0}", defaultCategorizedPath);
                         }
                         else
                         {
-                            Console.WriteLine("Already exist folder: " + defaultCategorizedPath);
+                            Console.WriteLine("Already exist folder: {0}", defaultCategorizedPath);
                         }
-                        if (!Directory.Exists(defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix))
+
+                        string trackPath =
+                            $"{defaultCategorizedPath}/{trackNameSubstitute}{trackInfo.DXChartTrackPathSuffix}";
+                        if (!Directory.Exists(trackPath))
                         {
-                            Directory.CreateDirectory(defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix);
-                            Console.WriteLine("Created song folder: " + defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix);
+                            Directory.CreateDirectory(trackPath);
+                            Console.WriteLine("Created song folder: {0}",trackPath);
                         }
                         else
                         {
-                            Console.WriteLine("Already exist song folder: " + defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix);
+                            Console.WriteLine("Already exist song folder: {0}", trackPath);
                         }
                         SimaiCompiler compiler;
                         if (trackInfo.Information["Utage"] != "")
                         {
-                            compiler = new SimaiCompiler(StrictDecimal, track + sep + "", defaultCategorizedPath + sep + trackNameSubstitute + "_Utage", true);
-                            compiler.WriteOut(defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix, true);
+                            compiler = new SimaiCompiler(StrictDecimal, $"{track}/", $"{defaultCategorizedPath}/{trackNameSubstitute}_Utage", true);
+                            compiler.WriteOut(trackPath, true);
                             Program.CompiledChart.Add(compiler.GenerateOneLineSummary());
                         }
                         else
                         {
-                            compiler = new SimaiCompiler(StrictDecimal, track + sep + "", defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix);
-                            compiler.WriteOut(defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix, true);
+                            compiler = new SimaiCompiler(StrictDecimal, $"{track}/", trackPath);
+                            compiler.WriteOut(trackPath, true);
                             Program.CompiledChart.Add(compiler.GenerateOneLineSummary());
                         }
-                        Console.WriteLine("Finished compiling maidata " + trackInfo.TrackName + " to: " + defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix + sep + "maidata.txt");
+                        Console.WriteLine("Finished compiling maidata {0} to: {1}", trackInfo.TrackName, $"{trackPath}/maidata.txt");
 
                         if (exportAudio)
                         {
-                            string originalMusicLocation = audioLocation ?? throw new NullReferenceException("AUDIO FOLDER NOT SPECIFIED BUT AUDIO LOCATION IS NULL");
-                            originalMusicLocation += "music00" + shortID + ".mp3";
-                            string newMusicLocation = defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix + sep + "track.mp3";
+                            string originalMusicLocation = $"{audioLocation}/music00{shortID}.mp3" ?? throw new NullReferenceException("AUDIO FOLDER NOT SPECIFIED BUT AUDIO LOCATION IS NULL");
+                            string newMusicLocation = $"{trackPath}/track.mp3";
                             if (!File.Exists(newMusicLocation))
                             {
                                 File.Copy(originalMusicLocation, newMusicLocation);
-                                Console.WriteLine("Exported music to: " + newMusicLocation);
+                                Console.WriteLine("Exported music to: {0}", newMusicLocation);
                             }
                             else
                             {
-                                Console.WriteLine("Audio already found in: " + newMusicLocation);
+                                Console.WriteLine("Audio already found in: {0}", newMusicLocation);
                             }
                             //See if image is existing
                             if (exportAudio && !File.Exists(newMusicLocation))
@@ -289,39 +277,40 @@ public override int Run(string[] remainingArguments)
 
                         if (exportImage)
                         {
-                            string originalImageLocation = imageLocation ?? throw new NullReferenceException("IMAGE FOLDER NOT SPECIFIED BUT AUDIO LOCATION IS NULL");
-                            originalImageLocation += "UI_Jacket_00" + shortID + ".png";
-                            string newImageLocation = defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix + sep + "bg.png";
+                            string originalImageLocation = $"{imageLocation}/UI_Jacket_00{shortID}.png" ?? throw new NullReferenceException("IMAGE FOLDER NOT SPECIFIED BUT AUDIO LOCATION IS NULL");
+                            string newImageLocation = $"{trackPath}/bg.png";
                             if (!File.Exists(newImageLocation))
                             {
                                 File.Copy(originalImageLocation, newImageLocation);
-                                Console.WriteLine("Image exported to: " + newImageLocation);
+                                Console.WriteLine("Image exported to: {0}", newImageLocation);
                             }
                             else
                             {
-                                Console.WriteLine("Image already found in: " + newImageLocation);
+                                Console.WriteLine("Image already found in: {0}", newImageLocation);
                             }
                             //Check if Image exists
                             if (exportImage && !File.Exists(newImageLocation))
                             {
-                                Console.WriteLine("Image exists at " + originalImageLocation + ": " + File.Exists(originalImageLocation));
+                                Console.WriteLine("Image exists at {0}: {1}", originalImageLocation, File.Exists(originalImageLocation));
                                 throw new FileNotFoundException("IMAGE NOT FOUND IN: " + newImageLocation);
                             }
                         }
                         // Console.WriteLine("Exported to: " + outputLocation + trackInfo.TrackGenre + sep + trackNameSubstitute + trackInfo.DXChart);
 
-                        string? originalBGALocation = "";
-                        bool bgaExists = bgaMap.TryGetValue(Program.CompensateZero(trackInfo.TrackID), out originalBGALocation);
+                        bool bgaExists = bgaMap.TryGetValue(Program.CompensateZero(trackInfo.TrackID), out var originalBGALocation);
                         if (!bgaExists)
                         {
+                            // Compensate on DX Utage
                             if (trackInfo.TrackID.Length == 6)
                             {
                                 bgaExists = bgaMap.TryGetValue(trackInfo.TrackID.Substring(2, 4), out originalBGALocation);
                             }
+                            // Compensate on DX Standard
                             else if (trackInfo.TrackID.Length == 5)
                             {
                                 bgaExists = bgaMap.TryGetValue(trackInfo.TrackID.Substring(1, 4), out originalBGALocation);
                             }
+                            // Compensate on Standard
                             else if (trackInfo.TrackID.Length == 3)
                             {
                                 bgaExists = bgaMap.TryGetValue(Program.CompensateShortZero(trackInfo.TrackID), out originalBGALocation);
@@ -337,22 +326,22 @@ public override int Run(string[] remainingArguments)
                         }
                         if (exportBGA)
                         {
-                            string? newBGALocation = defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix + sep + "pv.mp4";
+                            string? newBGALocation = $"{trackPath}/pv.mp4";
                             if (bgaExists && !File.Exists(newBGALocation))
                             {
-                                Console.WriteLine("A BGA file was found in " + originalBGALocation);
-                                var originalBGALocationCandidate = originalBGALocation ?? throw new NullReferenceException();
+                                Console.WriteLine("A BGA file was found in {0}", originalBGALocation);
+                                string originalBGALocationCandidate = originalBGALocation ?? throw new NullReferenceException();
                                 File.Copy(originalBGALocationCandidate, newBGALocation);
-                                Console.WriteLine("Exported BGA file to: " + newBGALocation);
+                                Console.WriteLine("Exported BGA file to: {0}", newBGALocation);
                             }
                             else if (bgaExists && File.Exists(newBGALocation))
                             {
-                                Console.WriteLine("BGA already found in " + newBGALocation);
+                                Console.WriteLine("BGA already found in {0}", newBGALocation);
                             }
                             //Check if BGA exists
                             if (exportBGA && bgaExists && !File.Exists(newBGALocation))
                             {
-                                Console.WriteLine("BGA exists at " + originalBGALocation + ": " + File.Exists(originalBGALocation));
+                                Console.WriteLine("BGA exists at {0}: {1}", originalBGALocation, File.Exists(originalBGALocation));
                                 throw new FileNotFoundException("BGA NOT FOUND IN: " + newBGALocation);
                             }
                         }
@@ -363,19 +352,19 @@ public override int Run(string[] remainingArguments)
                         string[] compiledTrackDetail = { trackInfo.TrackName, trackInfo.TrackGenre, trackInfo.TrackVersion, trackInfo.TrackVersionNumber };
                         Program.CompiledTrackDetailSet.Add(trackInfo.TrackName + trackInfo.TrackID, compiledTrackDetail);
                         // Program.CompiledChart.Add(trackInfo.TrackName + compiler.GenerateOneLineSummary());
-                        Console.WriteLine("Exported to: " + defaultCategorizedPath + sep + trackNameSubstitute + trackInfo.DXChartTrackPathSuffix);
+                        Console.WriteLine("Exported to: {0}", trackPath);
                         Console.WriteLine();
                     }
                     else
                     {
-                        Console.WriteLine("There is no Music.xml in folder " + track);
+                        Console.WriteLine("There is no Music.xml in folder {0}", track);
                     }
                 }
-                Console.WriteLine("Total music compiled: " + Program.NumberTotalTrackCompiled);
+                Console.WriteLine("Total music compiled: {0}", Program.NumberTotalTrackCompiled);
                 int index = 1;
                 foreach (KeyValuePair<int, string> pair in Program.CompiledTracks)
                 {
-                    Console.WriteLine("[" + index + "]: " + pair.Key + " " + pair.Value);
+                    Console.WriteLine($"[{index}]: {pair.Key} {pair.Value}");
                     index++;
                 }
                 Program.Log(outputLocation);
@@ -383,7 +372,7 @@ public override int Run(string[] remainingArguments)
             }
             catch (Exception ex)
             {
-                Console.WriteLine("Program cannot proceed becasue of following error returned: \n{0}", ex.GetType());
+                Console.WriteLine("Program cannot proceed because of following error returned: \n{0}", ex.GetType());
                 Console.Error.WriteLine(ex.Message);
                 Console.Error.WriteLine(ex.StackTrace);
                 Console.ReadKey();
diff --git a/Commands/CompileMa2.cs b/Commands/CompileMa2.cs
index b670160..2dc3645 100644
--- a/Commands/CompileMa2.cs
+++ b/Commands/CompileMa2.cs
@@ -90,18 +90,23 @@ public override int Run(string[] remainingArguments)
                 {
                     case null:
                     case "simai":
+                    case "Simai":
+                    case "SimaiFes":
                         Simai resultChart = new Simai(candidate);
+                        resultChart.Update();
                         result = resultChart.Compose();
                         if (Destination != null && !Destination.Equals(""))
                         {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "maidata.txt", false);
+                            string targetMaidataLocation = $"{Destination}/maidata.txt";
+                            if (!Directory.Exists(Destination)) Directory.CreateDirectory(Destination);
+                            StreamWriter sw = new StreamWriter(targetMaidataLocation, false);
                             {
                                 sw.WriteLine(result);
                             }
                             sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "maidata.txt"))
+                            if (File.Exists(targetMaidataLocation))
                             {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "result.ma2");
+                                Console.WriteLine("Successfully compiled at: {0}", targetMaidataLocation);
                             }
                             else
                             {
@@ -111,51 +116,27 @@ public override int Run(string[] remainingArguments)
                         else Console.WriteLine(result);
                         break;
                     case "ma2":
-                    case "MA2":
                     case "Ma2":
+                    case "MA2":
                     case "Ma2_103":
-                        if (result.Equals(""))
-                        {
-                            Ma2 defaultChart = new Ma2(candidate);
-                            result = defaultChart.Compose();
-                        }
-                        if (Destination != null && !Destination.Equals(""))
-                        {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "result.ma2", false);
-                            {
-                                sw.WriteLine(result);
-                            }
-                            sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "result.ma2"))
-                            {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "result.ma2");
-                            }
-                            else
-                            {
-                                throw new FileNotFoundException("THE FILE IS NOT SUCCESSFULLY COMPILED.");
-                            }
-                        }
-                        else Console.WriteLine(result);
-                        break;
                     case "Ma2_104":
                         if (result.Equals(""))
                         {
-                            Ma2 defaultChart = new Ma2(candidate)
-                            {
-                                ChartVersion = ChartEnum.ChartVersion.Ma2_104
-                            };
+                            Ma2 defaultChart = TargetFormat.Equals("Ma2_104")? new Ma2(candidate){ChartVersion = ChartEnum.ChartVersion.Ma2_104} : new Ma2(candidate);
                             result = defaultChart.Compose();
                         }
                         if (Destination != null && !Destination.Equals(""))
                         {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "result.ma2", false);
+                            string targetMaidataLocation = $"{Destination}/result.ma2";
+                            if (!Directory.Exists(Destination)) Directory.CreateDirectory(Destination);
+                            StreamWriter sw = new StreamWriter(targetMaidataLocation, false);
                             {
                                 sw.WriteLine(result);
                             }
                             sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "result.ma2"))
+                            if (File.Exists(targetMaidataLocation))
                             {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "result.ma2");
+                                Console.WriteLine("Successfully compiled at: {0}", targetMaidataLocation);
                             }
                             else
                             {
diff --git a/Commands/CompileMa2ID.cs b/Commands/CompileMa2ID.cs
index ad0f414..db0141d 100644
--- a/Commands/CompileMa2ID.cs
+++ b/Commands/CompileMa2ID.cs
@@ -12,6 +12,7 @@ public class CompileMa2ID : ConsoleCommand
         /// Return when command successfully executed
         /// </summary>
         private const int Success = 0;
+
         /// <summary>
         /// Return when command failed to execute
         /// </summary>
@@ -21,27 +22,33 @@ public class CompileMa2ID : ConsoleCommand
         /// Source file path
         /// </summary>
         public string? FileLocation { get; set; }
+
         /// <summary>
         /// Difficulty
         /// </summary>
         public string? Difficulty { get; set; }
+
         /// <summary>
         /// ID
         /// </summary>
         public string? ID { get; set; }
+
         /// <summary>
         /// Destination of output
         /// </summary>
         public string? Destination { get; set; }
+
         /// <summary>
         /// Target Format of the file
         /// </summary>
         public string? TargetFormat { get; set; }
+
         /// <summary>
         /// Rotation option for charts
         /// </summary>
         /// <value>Clockwise90/180, Counterclockwise90/180, UpsideDown, LeftToRight</value>
         public string? Rotate { get; set; }
+
         /// <summary>
         /// OverallTick Shift for the chart: if the shift tick exceeds the 0 Bar 0 Tick, any note before 0 bar 0 tick will be discarded.
         /// </summary>
@@ -54,14 +61,20 @@ public class CompileMa2ID : ConsoleCommand
         public CompileMa2ID()
         {
             IsCommand("CompileMa2ID", "Compile assigned Ma2 chart to assigned format");
-            HasLongDescription("This function enables user to compile ma2 chart specified to the format they want. By default is simai for ma2.");
-            HasRequiredOption("d|difficulty=", "REQUIRED: The number representing the difficulty of chart -- 0-4 for Basic to Re:Master", diff => Difficulty = diff);
+            HasLongDescription(
+                "This function enables user to compile ma2 chart specified to the format they want. By default is simai for ma2.");
+            HasRequiredOption("d|difficulty=",
+                "REQUIRED: The number representing the difficulty of chart -- 0-4 for Basic to Re:Master",
+                diff => Difficulty = diff);
             HasRequiredOption("i|id=", "REQUIRED: The id of the ma2", id => ID = id);
-            HasRequiredOption("p|path=", "REQUIRED: Folder of A000 to override - end with a path separator", path => FileLocation = path);
+            HasRequiredOption("p|path=", "REQUIRED: Folder of A000 to override - end with a path separator",
+                path => FileLocation = path);
             //FileLocation = GlobalPaths[0];
             //HasOption("a|a000=", "Folder of A000 to override - end with a path separator", path => FileLocation = path);
             HasOption("f|format=", "The target format - simai or ma2", format => TargetFormat = format);
-            HasOption("r|rotate=", "Rotating method to rotate a chart: Clockwise90/180, Counterclockwise90/180, UpsideDown, LeftToRight", rotate => Rotate = rotate);
+            HasOption("r|rotate=",
+                "Rotating method to rotate a chart: Clockwise90/180, Counterclockwise90/180, UpsideDown, LeftToRight",
+                rotate => Rotate = rotate);
             HasOption("s|shift=", "Overall shift to the chart in unit of tick", tick => ShiftTick = int.Parse(tick));
             HasOption("o|output=", "Export compiled chart to location specified", dest => Destination = dest);
         }
@@ -80,34 +93,45 @@ public override int Run(string[] remainingArguments)
                 Ma2Parser parser = new Ma2Parser();
                 //Chart good = new Ma2(@"/Users/neskol/MaiAnalysis/A000/music/music" + musicID + "/" + musicID + "_0" + difficulty + ".ma2");
                 string tokenLocation = FileLocation ?? throw new FileNotFoundException();
-                Chart candidate = parser.ChartOfToken(tokenizer.Tokens(tokenLocation + "music" + Program.GlobalSep + "music" + Program.CompensateZero(ID ?? throw new NullReferenceException("ID shall not be null")) + Program.GlobalSep + Program.CompensateZero(ID ?? throw new NullReferenceException("ID shall not be null")) + "_0" + Difficulty + ".ma2"));
+                string compensatedId =
+                    Program.CompensateZero(ID ?? throw new NullReferenceException("ID shall not be null"));
+                Chart candidate = parser.ChartOfToken(tokenizer.Tokens(
+                    $"{tokenLocation}/music/music{compensatedId}/{compensatedId}_0{Difficulty}.ma2"));
                 if (Rotate != null)
                 {
                     bool rotationIsValid = Enum.TryParse(Rotate, out NoteEnum.FlipMethod rotateMethod);
                     if (!rotationIsValid) throw new Exception("Given rotation method is not valid. Given: " + Rotate);
                     candidate.RotateNotes(rotateMethod);
                 }
+
                 if (ShiftTick != null && ShiftTick != 0)
                 {
                     candidate.ShiftByOffset((int)ShiftTick);
                 }
+
                 string result = "";
                 switch (TargetFormat)
                 {
                     case null:
+                    case "":
                     case "simai":
+                    case "Simai":
+                    case "SimaiFes":
                         Simai resultChart = new Simai(candidate);
+                        // resultChart.Update();
                         result = resultChart.Compose();
                         if (Destination != null && !Destination.Equals(""))
                         {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "maidata.txt", false);
+                            string targetMaidataLocation = $"{Destination}/maidata.txt";
+                            if (!Directory.Exists(Destination)) Directory.CreateDirectory(Destination);
+                            StreamWriter sw = new StreamWriter(targetMaidataLocation, false);
                             {
                                 sw.WriteLine(result);
                             }
                             sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "maidata.txt"))
+                            if (File.Exists(targetMaidataLocation))
                             {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "result.ma2");
+                                Console.WriteLine("Successfully compiled at: {0}", targetMaidataLocation);
                             }
                             else
                             {
@@ -115,23 +139,33 @@ public override int Run(string[] remainingArguments)
                             }
                         }
                         else Console.WriteLine(result);
+
                         break;
                     case "ma2":
+                    case "Ma2":
+                    case "MA2":
+                    case "Ma2_103":
+                    case "Ma2_104":
                         if (result.Equals(""))
                         {
-                            Ma2 defaultChart = new Ma2(candidate);
+                            Ma2 defaultChart = TargetFormat.Equals("Ma2_104")
+                                ? new Ma2(candidate) { ChartVersion = ChartEnum.ChartVersion.Ma2_104 }
+                                : new Ma2(candidate);
                             result = defaultChart.Compose();
                         }
+
                         if (Destination != null && !Destination.Equals(""))
                         {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "result.ma2", false);
+                            string targetMaidataLocation = $"{Destination}/result.ma2";
+                            if (!Directory.Exists(Destination)) Directory.CreateDirectory(Destination);
+                            StreamWriter sw = new StreamWriter(targetMaidataLocation, false);
                             {
                                 sw.WriteLine(result);
                             }
                             sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "result.ma2"))
+                            if (File.Exists(targetMaidataLocation))
                             {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "result.ma2");
+                                Console.WriteLine("Successfully compiled at: {0}", targetMaidataLocation);
                             }
                             else
                             {
@@ -154,5 +188,4 @@ public override int Run(string[] remainingArguments)
             }
         }
     }
-
 }
diff --git a/Commands/CompileUtageDatabase.cs b/Commands/CompileUtageDatabase.cs
deleted file mode 100644
index bbbaad5..0000000
--- a/Commands/CompileUtageDatabase.cs
+++ /dev/null
@@ -1,364 +0,0 @@
-using ManyConsole;
-using MaiLib;
-
-namespace MaichartConverter
-{
-
-    /// <summary>
-    /// Compile Ma2 Command
-    /// </summary>
-    public class CompileUtageDatabase : ConsoleCommand
-    {
-        /// <summary>
-        /// Return when command successfully executed
-        /// </summary>
-        private const int Success = 0;
-        /// <summary>
-        /// Return when command failed to execute
-        /// </summary>
-        private const int Failed = 2;
-
-        /// <summary>
-        /// Source file path
-        /// </summary>
-        public string? A000Location { get; set; }
-        /// <summary>
-        /// Image file path
-        /// </summary>
-        public string? ImageLocation { get; set; }
-        /// <summary>
-        /// Music file path
-        /// </summary>
-        public string? BGMLocation { get; set; }
-        /// <summary>
-        /// Video file path
-        /// </summary>
-        public string? VideoLocation { get; set; }
-        /// <summary>
-        /// Difficulty
-        /// </summary>
-        public string? Difficulty { get; set; }
-
-        /// <summary>
-        /// Categorize Index
-        /// </summary>
-        private int categorizeIndex = 0;
-        /// <summary>
-        /// Categorize Index outer shell
-        /// </summary>
-        public int? CategorizeIndex
-        {
-            get
-            { return categorizeIndex; }
-            set
-            {
-                if (value != null) categorizeIndex = (int)value;
-                else categorizeIndex = 0;
-            }
-        }
-        /// <summary>
-        /// Destination of output
-        /// </summary>
-        public string? Destination { get; set; }
-        /// <summary>
-        /// Target Format of the file
-        /// </summary>
-        public string? TargetFormat { get; set; }
-
-        /// <summary>
-        /// Stores categorize method for easier access
-        /// </summary>
-        public string CategorizeMethods { get; set; }
-        /// <summary>
-        /// Rotation option for charts
-        /// </summary>
-        /// <value>Clockwise90/180, Counterclockwise90/180, UpsideDown, LeftToRight</value>
-        public string? Rotate { get; set; }
-        /// <summary>
-        /// OverallTick Shift for the chart: if the shift tick exceeds the 0 Bar 0 Tick, any note before 0 bar 0 tick will be discarded.
-        /// </summary>
-        /// <value>Tick, 384 tick = 1 bar</value>
-        public int? ShiftTick { get; set; }
-
-        /// <summary>
-        /// Construct Command
-        /// </summary>
-        public CompileUtageDatabase()
-        {
-            CategorizeMethods = "";
-            for (int i = 0; i < Program.TrackCategorizeMethodSet.Length; i++)
-            {
-                CategorizeMethods += "[" + i + "] " + Program.TrackCategorizeMethodSet[i] + "\n";
-            }
-            IsCommand("CompileUtageDatabase", "Compile whole utage database to format assigned");
-            HasLongDescription("This function enables user to compile whole database to the format they want. By default is simai for ma2.");
-            HasRequiredOption("p|path=", "REQUIRED: Folder of A000 to override - end with a path separator", aPath => A000Location = aPath);
-            HasRequiredOption("o|output=", "REQUIRED: Export compiled chart to location specified", dest => Destination = dest);
-            HasOption("m|music=", "Folder of Music files to override - end with a path separator", mPath => BGMLocation = mPath);
-            HasOption("c|cover=", "Folder of Cover Image to override - end with a path separator", iPath => ImageLocation = iPath);
-            //FileLocation = GlobalPaths[0];
-            //HasOption("a|a000=", "Folder of A000 to override - end with a path separator", path => FileLocation = path);
-            HasOption("f|format=", "The target format - simai or ma2", format => TargetFormat = format);
-            HasOption("g|genre=", "The preferred categorizing scheme, includes:\n" + CategorizeMethods, genre => Int32.TryParse(genre, out categorizeIndex));
-            HasOption("r|rotate=", "Rotating method to rotate a chart: Clockwise90/180, Counterclockwise90/180, UpsideDown, LeftToRight", rotate => Rotate = rotate);
-            HasOption("s|shift=", "Overall shift to the chart in unit of tick", tick => ShiftTick = int.Parse(tick));
-            HasOption("v|video=", "Folder of Video to override - end with a path separator", vPath => VideoLocation = vPath);
-        }
-
-        /// <summary>
-        /// Execute the command
-        /// </summary>
-        /// <param name="remainingArguments">Rest of the arguments</param>
-        /// <returns>Code of execution indicates if the commands is successfully executed</returns>
-        /// <exception cref="FileNotFoundException">Raised when the file is not found</exception>
-        public override int Run(string[] remainingArguments)
-        {
-            try
-            {
-                string sep = Program.GlobalSep;
-                bool exportBGA = true;
-                bool exportImage = true;
-                bool exportAudio = true;
-                string a000Location = A000Location ?? throw new FileNotFoundException("A000 location was not specified");
-                if (a000Location == null || a000Location.Equals(""))
-                {
-                    a000Location = Program.GlobalPaths[0];
-                }
-
-                string musicLocation = a000Location + @"music" + sep;
-                string? audioLocation = BGMLocation;
-                if (BGMLocation == null)
-                {
-                    exportAudio = false;
-                }
-                else if (BGMLocation.Equals(""))
-                {
-                    audioLocation = Program.GlobalPaths[1];
-                }
-
-                string? imageLocation = ImageLocation;
-                if (ImageLocation == null)
-                {
-                    exportImage = false;
-                }
-                else if (ImageLocation.Equals(""))
-                {
-                    imageLocation = Program.GlobalPaths[2];
-                }
-
-                string? bgaLocation = VideoLocation;
-                if (VideoLocation == null)
-                {
-                    exportBGA = false;
-                }
-                else if (VideoLocation.Equals(""))
-                {
-                    bgaLocation = Program.GlobalPaths[3];
-                }
-
-                string outputLocation = Destination ?? throw new NullReferenceException("Destination not specified");
-                if (outputLocation.Equals(""))
-                {
-                    outputLocation = Program.GlobalPaths[4];
-                }
-
-                try
-                {
-                    if (0 <= categorizeIndex && categorizeIndex < Program.TrackCategorizeMethodSet.Length)
-                    {
-                        Program.GlobalTrackCategorizeMethod = Program.TrackCategorizeMethodSet[categorizeIndex];
-                    }
-                }
-                catch (Exception e)
-                {
-                    Console.WriteLine(e.Message + " The program will use Genre as default method. Press any key to continue.");
-                    Program.GlobalTrackCategorizeMethod = Program.TrackCategorizeMethodSet[0];
-                    categorizeIndex = 0;
-                    Console.ReadKey();
-                }
-
-                Dictionary<string, string> bgaMap = new Dictionary<string, string>();
-                if (exportBGA && bgaLocation != null)
-                {
-                    string[] bgaFiles = Directory.GetFiles(bgaLocation, "*.mp4");
-                    Array.Sort(bgaFiles);
-
-                    foreach (string bgaFile in bgaFiles)
-                    {
-                        string musicID = bgaFile.Substring(bgaLocation.Length).Substring(0, 6).Substring(2, 4);
-                        bgaMap.Add(Program.CompensateZero(musicID), bgaFile);
-                        bgaMap.Add("01" + musicID, bgaFile);
-                    }
-                }
-                else if (exportBGA) throw new NullReferenceException("BGA LOCATION IS NOT SPECIFIED BUT BGA OPTION IS ENABLED");
-                string[] musicFolders = Directory.GetDirectories(musicLocation);
-
-                //Create output directory
-                DirectoryInfo output = new DirectoryInfo(outputLocation);
-
-                Program.NumberTotalTrackCompiled = 0;
-                Program.CompiledTracks = new Dictionary<int, string>();
-                //Iterate music folders
-                foreach (string track in musicFolders)
-                {
-                    if (File.Exists(track + sep + "Music.xml"))
-                    {
-                        TrackInformation trackInfo = new XmlInformation(track + sep + "");
-                        Console.WriteLine("There is Music.xml in " + track);
-                        string shortID = Program.CompensateZero(trackInfo.TrackID).Substring(2);
-                        Console.WriteLine("Name: " + trackInfo.TrackName);
-                        Console.WriteLine("ID:" + trackInfo.TrackID);
-                        Console.WriteLine("Genre: " + trackInfo.TrackGenre);
-                        string[] categorizeScheme = { trackInfo.TrackGenre, trackInfo.TrackSymbolicLevel, trackInfo.TrackVersion, trackInfo.TrackComposer, trackInfo.TrackBPM, trackInfo.StandardDeluxePrefix, "" };
-                        string defaultCategorizedPath = outputLocation + categorizeScheme[categorizeIndex];
-
-                        //Cross out if not creating update packs
-                        // defaultCategorizedPath += sep + categorizeScheme[0];
-
-                        //Deal with special characters in path
-                        string trackNameSubstitute = trackInfo.TrackSortName.Replace("" + sep + "", "of");
-                        trackNameSubstitute = trackInfo.TrackSortName.Replace("/", "of");
-                        trackNameSubstitute = trackInfo.TrackID + "_" + trackNameSubstitute;
-                        if (!Directory.Exists(defaultCategorizedPath))
-                        {
-                            Directory.CreateDirectory(defaultCategorizedPath);
-                            Console.WriteLine("Created folder: " + defaultCategorizedPath);
-                        }
-                        else
-                        {
-                            Console.WriteLine("Already exist folder: " + defaultCategorizedPath);
-                        }
-                        if (!Directory.Exists(defaultCategorizedPath + sep + trackNameSubstitute + "_Utage"))
-                        {
-                            Directory.CreateDirectory(defaultCategorizedPath + sep + trackNameSubstitute + "_Utage");
-                            Console.WriteLine("Created song folder: " + defaultCategorizedPath + sep + trackNameSubstitute + "_Utage");
-                        }
-                        else
-                        {
-                            Console.WriteLine("Already exist song folder: " + defaultCategorizedPath + sep + trackNameSubstitute + "_Utage");
-                        }
-                        SimaiCompiler compiler = new SimaiCompiler(false, track + sep + "", defaultCategorizedPath + sep + trackNameSubstitute + "_Utage", true);
-                        compiler.WriteOut(defaultCategorizedPath + sep + trackNameSubstitute + "_Utage", false);
-                        Console.WriteLine("Finished compiling maidata " + trackInfo.TrackName + " to: " + defaultCategorizedPath + sep + trackNameSubstitute + "_Utage" + sep + "maidata.txt");
-                        if (exportAudio)
-                        {
-                            string originalMusicLocation = audioLocation ?? throw new NullReferenceException("AUDIO FOLDER NOT SPECIFIED BUT AUDIO LOCATION IS NULL");
-                            originalMusicLocation += "music00" + shortID + ".mp3";
-                            string newMusicLocation = defaultCategorizedPath + sep + trackNameSubstitute + "_Utage" + sep + "track.mp3";
-                            if (!File.Exists(newMusicLocation))
-                            {
-                                File.Copy(originalMusicLocation, newMusicLocation);
-                                Console.WriteLine("Exported music to: " + newMusicLocation);
-                            }
-                            else
-                            {
-                                Console.WriteLine("Audio already found in: " + newMusicLocation);
-                            }
-                            //See if image is existing
-                            if (exportAudio && !File.Exists(newMusicLocation))
-                            {
-                                Console.WriteLine("Audio exists at " + originalMusicLocation + ": " + File.Exists(originalMusicLocation));
-                                throw new FileNotFoundException("MUSIC NOT FOUND IN:" + newMusicLocation);
-                            }
-                        }
-
-                        if (exportImage)
-                        {
-                            string originalImageLocation = imageLocation ?? throw new NullReferenceException("IMAGE SPECIFIED BUT IMAGE LOCATION IS NULL");
-                            originalImageLocation += "UI_Jacket_00" + shortID + ".png";
-                            string newImageLocation = defaultCategorizedPath + sep + trackNameSubstitute + "_Utage" + sep + "bg.png";
-                            if (!File.Exists(newImageLocation) && File.Exists(originalImageLocation))
-                            {
-                                File.Copy(originalImageLocation, newImageLocation);
-                                Console.WriteLine("Image exported to: " + newImageLocation);
-                            }
-                            else
-                            {
-                                Console.WriteLine("Image already found in: " + newImageLocation);
-                            }
-                            //Check if Image exists
-                            if (exportImage && !File.Exists(newImageLocation))
-                            {
-                                Program.ErrorMessage.Add("Image exists at " + originalImageLocation + ": " + File.Exists(originalImageLocation) + "BUT NOT FOUND AT " + newImageLocation);
-                            }
-                        }
-                        // Console.WriteLine("Exported to: " + outputLocation + trackInfo.TrackGenre + sep + trackNameSubstitute + trackInfo.DXChart);
-
-                        string? originalBGALocation = "";
-                        bool bgaExists = bgaMap.TryGetValue(Program.CompensateZero(trackInfo.TrackID), out originalBGALocation);
-                        if (!bgaExists)
-                        {
-                            if (trackInfo.TrackID.Length == 5)
-                            {
-                                bgaExists = bgaMap.TryGetValue(trackInfo.TrackID.Substring(1, 4), out originalBGALocation);
-                            }
-                            else if (trackInfo.TrackID.Length == 3)
-                            {
-                                bgaExists = bgaMap.TryGetValue(Program.CompensateShortZero(trackInfo.TrackID), out originalBGALocation);
-                            }
-                        }
-                        if (exportBGA && !bgaExists)
-                        {
-                            Console.WriteLine("BGA NOT FOUND");
-                            Console.WriteLine(trackInfo.TrackID);
-                            Console.WriteLine(Program.CompensateZero(trackInfo.TrackID));
-                            Console.WriteLine(originalBGALocation);
-                            Program.ErrorMessage.Add(trackInfo.TrackID + "BGA Not Found in " + originalBGALocation);
-                        }
-                        if (exportBGA)
-                        {
-                            string? newBGALocation = defaultCategorizedPath + sep + trackNameSubstitute + "_Utage" + sep + "pv.mp4";
-                            if (bgaExists && !File.Exists(newBGALocation))
-                            {
-                                Console.WriteLine("A BGA file was found in " + originalBGALocation);
-                                var originalBGALocationCandidate = originalBGALocation ?? throw new NullReferenceException("EXPORT AUDIO BUT AUDIO NOT FOUND");
-                                File.Copy(originalBGALocationCandidate, newBGALocation);
-                                Console.WriteLine("Exported BGA file to: " + newBGALocation);
-                            }
-                            else if (bgaExists && File.Exists(newBGALocation))
-                            {
-                                Console.WriteLine("BGA already found in " + newBGALocation);
-                            }
-                            //Check if BGA exists
-                            if (exportBGA && bgaExists && !File.Exists(newBGALocation))
-                            {
-                                Program.ErrorMessage.Add("BGA exists at " + originalBGALocation + ": " + File.Exists(originalBGALocation) + " BUT BGA NOT FOUND IN: " + newBGALocation);
-                            }
-                        }
-                        Program.NumberTotalTrackCompiled++;
-                        Program.CompiledTracks.Add(int.Parse(trackInfo.TrackID), trackInfo.TrackName);
-                        // Program.AppendBPM(trackInfo.TrackID, trackInfo.TrackBPM);
-                        // AppendDebugInformation(trackInfo.TrackID, compiler.SymbolicBPMTable(), compiler.SymbolicFirstNote(false));
-                        string[] compiledTrackDetail = { trackInfo.TrackName, trackInfo.TrackGenre, trackInfo.TrackVersion, trackInfo.TrackVersionNumber };
-                        Program.CompiledTrackDetailSet.Add(trackInfo.TrackName + trackInfo.TrackID, compiledTrackDetail);
-                        Program.CompiledChart.Add(trackInfo.TrackID + trackInfo.TrackName + compiler.GenerateOneLineSummary());
-                        Console.WriteLine("Exported to: " + defaultCategorizedPath + sep + trackNameSubstitute + "_Utage");
-                        Console.WriteLine();
-                    }
-                    else
-                    {
-                        Console.WriteLine("There is no Music.xml in folder " + track);
-                    }
-                }
-                Console.WriteLine("Total music compiled: " + Program.NumberTotalTrackCompiled);
-                int index = 1;
-                foreach (KeyValuePair<int, string> pair in Program.CompiledTracks)
-                {
-                    Console.WriteLine("[" + index + "]: " + pair.Key + " " + pair.Value);
-                    index++;
-                }
-                Program.Log(outputLocation);
-                return Success;
-            }
-            catch (Exception ex)
-            {
-                Console.WriteLine("Program cannot proceed becasue of following error returned: \n{0}", ex.GetType());
-                Console.Error.WriteLine(ex.Message);
-                Console.Error.WriteLine(ex.StackTrace);
-                Console.ReadKey();
-                return Failed;
-            }
-        }
-    }
-
-}
diff --git a/Commands/ComposeSimai.cs b/Commands/ComposeSimai.cs
index 22639c6..ae50801 100644
--- a/Commands/ComposeSimai.cs
+++ b/Commands/ComposeSimai.cs
@@ -92,23 +92,25 @@ public override int Run(string[] remainingArguments)
                 {
                     candidate.ShiftByOffset((int)ShiftTick);
                 }
-                SimaiCompiler compiler = new SimaiCompiler();
                 string result = "";
                 switch (TargetFormat)
                 {
                     case "Simai":
+                    case "SimaiFes":
                         Simai resultChart = new Simai(candidate);
                         result = resultChart.Compose();
                         if (Destination is not null && !Destination.Equals(""))
                         {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "maidata.txt", false);
+                            string targetMaidataLocation = $"{Destination}/maidata.txt";
+                            if (!Directory.Exists(Destination)) Directory.CreateDirectory(Destination);
+                            StreamWriter sw = new StreamWriter(targetMaidataLocation, false);
                             {
                                 sw.WriteLine(result);
                             }
                             sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "maidata.txt"))
+                            if (File.Exists(targetMaidataLocation))
                             {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "maidata.txt");
+                                Console.WriteLine("Successfully compiled at: {0}", targetMaidataLocation);
                             }
                             else
                             {
@@ -120,48 +122,27 @@ public override int Run(string[] remainingArguments)
                     case null:
                     case "":
                     case "Ma2":
-                        if (result.Equals(""))
-                        {
-                            Ma2 defaultChart = new Ma2(candidate);
-                            result = defaultChart.Compose();
-                        }
-                        if (Destination != null && !Destination.Equals(""))
-                        {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "result.ma2", false);
-                            {
-                                sw.WriteLine(result);
-                            }
-                            sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "result.ma2"))
-                            {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "result.ma2");
-                            }
-                            else
-                            {
-                                throw new FileNotFoundException("THE FILE IS NOT SUCCESSFULLY COMPILED.");
-                            }
-                        }
-                        else Console.WriteLine(result);
-                        break;
+                    case "ma2":
+                    case "MA2":
+                    case "Ma2_103":
                     case "Ma2_104":
                         if (result.Equals(""))
                         {
-                            Ma2 defaultChart = new Ma2(candidate)
-                            {
-                                ChartVersion = ChartEnum.ChartVersion.Ma2_104
-                            };
+                            Ma2 defaultChart = TargetFormat is "Ma2_104"? new Ma2(candidate){ChartVersion = ChartEnum.ChartVersion.Ma2_104} : new Ma2(candidate);
                             result = defaultChart.Compose();
                         }
                         if (Destination != null && !Destination.Equals(""))
                         {
-                            StreamWriter sw = new StreamWriter(Destination + Program.GlobalSep + "result.ma2", false);
+                            string targetMaidataLocation = $"{Destination}/result.ma2";
+                            if (!Directory.Exists(Destination)) Directory.CreateDirectory(Destination);
+                            StreamWriter sw = new StreamWriter(targetMaidataLocation, false);
                             {
                                 sw.WriteLine(result);
                             }
                             sw.Close();
-                            if (File.Exists(Destination + Program.GlobalSep + "result.ma2"))
+                            if (File.Exists(targetMaidataLocation))
                             {
-                                Console.WriteLine("Successfully compiled at: " + Destination + Program.GlobalSep + "result.ma2");
+                                Console.WriteLine("Successfully compiled at: {0}", targetMaidataLocation);
                             }
                             else
                             {
@@ -178,7 +159,7 @@ public override int Run(string[] remainingArguments)
             }
             catch (Exception ex)
             {
-                Console.WriteLine("Program cannot proceed becasue of following error returned: \n{0}", ex.GetType());
+                Console.WriteLine("Program cannot proceed because of following error returned: \n{0}", ex.GetType());
                 Console.Error.WriteLine(ex.Message);
                 Console.Error.WriteLine(ex.StackTrace);
                 Console.ReadKey();
diff --git a/Commands/Manuals/CompileDatabase.md b/Commands/Manuals/CompileDatabase.md
new file mode 100644
index 0000000..1bdca52
--- /dev/null
+++ b/Commands/Manuals/CompileDatabase.md
@@ -0,0 +1,25 @@
+# Manual for `CompileDatabase` command
+### Compile whole ma2 database to simai
+## Basic usage
+    MaichartConverter CompileDatabase --params
+## Example usage
+    MaichartConverter CompileDatabase -p "/Users/Neskol/MaiAnalysis/A000/" -c "/Users/Neskol/MaiAnalysis/Image/Texture2D/" -v "/Users/Neskol/MaiAnalysis/DXBGA_HEVC/" -m "/Users/Neskol/MaiAnalysis/Sound/" -o "/Users/Neskol/MaiAnalysis/Output_HEVC_By_Cab/" -g 2 -d
+## Available Params
+### Required Params:
+> Unless otherwise specified, `XXXXXX` here stands for musicID.
+- `-p | --path <path>`: Path to `A000` Folder. Expects file structure of `A000/music/musicXXXXXX/Music.xml`
+- `-o | --output <path>`: Path to output folder. Program will try to write to this path and create new folder when necessary so make sure you have write permission of the given folder.
+
+### Optional Params:
+- `-m | --music <path>`: Path to MP3 files. Expected naming scheme is `musicXXXXXX.mp3`.
+- `-c | --cover <path>`: Path to track pictures. Expected naming scheme is `UI_Jacket_XXXXXX.png`.
+- `-v | --video <path>`: Path to background videos. Expected naming scheme is `musicXXXXXX.mp4`
+- `-g | --genre <number 0-6> `: Preferred categorizing scheme.
+`0 = Genre, 1 = Level, 2 = Cabinet, 3 = Composer, 4 = BPM, 5 - SD/DX Chart, 6 = No subfolders`
+- `-d | --decimal`: Option to force levels to be displayed in decimals (e.g. `14+ => 14.7`).
+
+### Depreciated/Under development params:
+> These parameters are not tested. Feel free to test and report issues!
+- `-f | --format <string>`: Forces program to compile carts in given format (within composed `maidata`.txt). Available format: `Simai, SimaiFes, Ma2, Ma2_104`.
+- `-r | --rotate <string>`: Forces program to rotate all charts in given method. Available rotations: `Clockwise90, Clockwise180, CounterClockwise90, CounterClockwise180, UpsideDown, LeftToRight`.
+- `-s | --shift <int>`: Shifts notes in all charts front or back by given ticks.
diff --git a/Commands/Manuals/CompileMa2.md b/Commands/Manuals/CompileMa2.md
new file mode 100644
index 0000000..a40825e
--- /dev/null
+++ b/Commands/Manuals/CompileMa2.md
@@ -0,0 +1,16 @@
+# Manual for `ComposeMa2` command
+### Compile assigned Ma2 chart to assigned format
+## Basic usage
+    MaichartConverter ComposeMa2 --params
+## Example usage
+    MaichartConverter ComposeMa2 -p "/Users/Neskol/MaiAnalysis/A000/music/music000363/000363_03.ma2" -f Ma2_104
+### Required Params:
+> Unless otherwise specified, `XXXXXX` here stands for musicID.
+- `-p | --path <path>`: Path to .ma2 file to be converted.
+
+### Optional Params:
+> Program will print result in the terminal if `-o | --output` parameter is not provided.
+- `-f | --format <string>`: Forces program to compile carts in given format (within composed `maidata`.txt). Available format: `Simai, SimaiFes, Ma2, Ma2_104`. Note: Festival features requires `SimaiFes` or `Ma2_104` parameter. 
+- `-r | --rotate <string>`: Forces program to rotate all charts in given method. Available rotations: `Clockwise90, Clockwise180, CounterClockwise90, CounterClockwise180, UpsideDown, LeftToRight`.
+- `-s | --shift <int>`: Shifts notes in all charts front or back by given ticks.
+- `-o | --output <path>`: Path to output folder. Program will try to write to this path and create new folder when necessary so make sure you have write permission of the given folder.
\ No newline at end of file
diff --git a/Commands/Manuals/CompileMa2ID.md b/Commands/Manuals/CompileMa2ID.md
new file mode 100644
index 0000000..3cf0f15
--- /dev/null
+++ b/Commands/Manuals/CompileMa2ID.md
@@ -0,0 +1,19 @@
+# Manual for `ComposeMa2ID` command
+### Compile assigned Ma2 chart indexed by ID to assigned format
+## Basic usage
+    MaichartConverter ComposeMa2ID --params
+## Example usage
+    MaichartConverter ComposeMa2ID -p "/Users/Neskol/MaiAnalysis/A000" -i 363 -d 3 -f Ma2_104
+## Available Params
+### Required Params:
+> Unless otherwise specified, `XXXXXX` here stands for musicID.
+- `-p | --path <path>`: Path to `A000` Folder. Expects file structure of `A000/music/musicXXXXXX/Music.xml`
+- `-i | --id <int>`: Index of the track. Program will compensate 0s at the front.
+- `-d | --difficulty <0-4>`: Difficulty to be specified. 0-4 for Basic to Re:Master.
+
+### Optional Params:
+> Program will print result in the terminal if `-o | --output` parameter is not provided.
+- `-f | --format <string>`: Forces program to compile carts in given format (within composed `maidata`.txt). Available format: `Simai, SimaiFes, Ma2, Ma2_104`. Note: Festival features requires `SimaiFes` or `Ma2_104` parameter.
+- `-r | --rotate <string>`: Forces program to rotate all charts in given method. Available rotations: `Clockwise90, Clockwise180, CounterClockwise90, CounterClockwise180, UpsideDown, LeftToRight`.
+- `-s | --shift <int>`: Shifts notes in all charts front or back by given ticks.
+- `-o | --output <path>`: Path to output folder. Program will try to write to this path and create new folder when necessary so make sure you have write permission of the given folder.
\ No newline at end of file
diff --git a/Commands/Manuals/CompileSimai.md b/Commands/Manuals/CompileSimai.md
new file mode 100644
index 0000000..8d6cd2b
--- /dev/null
+++ b/Commands/Manuals/CompileSimai.md
@@ -0,0 +1,18 @@
+# Manual for `ComposeSimai` command
+### Compile assigned simai chart to assigned format
+#### _NOTE: This command converts complete Simai file （at least start with `&inote_X=`）._
+## Basic usage
+    MaichartConverter ComposeSimai --params
+## Example usage
+    MaichartConverter ComposeSimai -p "/Users/Neskol/MaiAnalysis/Output_NoBGA/maimai/363_OSHAMASCRAMBLE/maidata.txt" -f Ma2_104
+### Required Params:
+> Unless otherwise specified, `XXXXXX` here stands for musicID.
+- `-p | --path <path>`: Path to Simai file to be converted.
+
+### Optional Params:
+> Program will print result in the terminal if `-o | --output` parameter is not provided.
+- `-d | --difficulty <number 1-7>`: Difficulty to be specified. 1-6 for `Easy` to `Re:Master`. Program will find for the first chart to compose if not specified. 7 for `Original` only if file contains. 
+- `-f | --format <string>`: Forces program to compile carts in given format (within composed `maidata`.txt). Available format: `Simai, SimaiFes, Ma2, Ma2_104`. Note: Festival features requires `SimaiFes` or `Ma2_104` parameter.
+- `-r | --rotate <string>`: Forces program to rotate all charts in given method. Available rotations: `Clockwise90, Clockwise180, CounterClockwise90, CounterClockwise180, UpsideDown, LeftToRight`.
+- `-s | --shift <int>`: Shifts notes in all charts front or back by given ticks.
+- `-o | --output <path>`: Path to output folder. Program will try to write to this path and create new folder when necessary so make sure you have write permission of the given folder.
\ No newline at end of file
diff --git a/Commands/Manuals/ReverseMa2FromSimaiDatabase.md b/Commands/Manuals/ReverseMa2FromSimaiDatabase.md
new file mode 100644
index 0000000..58db61d
--- /dev/null
+++ b/Commands/Manuals/ReverseMa2FromSimaiDatabase.md
@@ -0,0 +1,13 @@
+# Manual for `ReverseMa2FromSimaiDatabase` command
+### Reverse Simai Database from given folder to MaiAnalysis folder for compilation
+## Basic usage
+    MaichartConverter ReverseMa2FromSimaiDatabase --params
+## Example usage
+    MaichartConverter ReverseMa2FromSimaiDatabase -p "/Users/Neskol/MaiAnalysis/Output_NoBGA“
+## Available Params
+### Optional Params:
+> - If you run this program directly from the folder which contains required assets, you do not have to provide `path` param, but the file structure must be the same with specifications below.
+> -  If you want this program to create a `MaiAnalysis` folder in the current folder, you do not have to provide `output` param.
+> - Unless otherwise specified, `XXXXXX` here stands for musicID.
+- `-p | --path <path>`: Path to input folder. Expects chart folder to be named as `XXX_TrackName...`.
+- `-o | --output <path>`: Path to output folder.
diff --git a/MaiLib b/MaiLib
index d1644a1..fdf5c44 160000
--- a/MaiLib
+++ b/MaiLib
@@ -1 +1 @@
-Subproject commit d1644a15a91b84430520ea3bfb7cca935c1808fe
+Subproject commit fdf5c443e05c2eed9e64b306cb5984758bf24423
diff --git a/MaichartConverter.csproj b/MaichartConverter.csproj
index 2b5396d..6c01f15 100644
--- a/MaichartConverter.csproj
+++ b/MaichartConverter.csproj
@@ -5,7 +5,7 @@
     <TargetFramework>net8.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
-	  <Version>1.0.6.1</Version>
+	  <Version>1.0.6.2</Version>
 	  <Platforms>AnyCPU;ARM64</Platforms>
 	  <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
 	  <PackageReadmeFile>README.md</PackageReadmeFile>
diff --git a/Program.cs b/Program.cs
index 3904a8c..0473b7e 100644
--- a/Program.cs
+++ b/Program.cs
@@ -11,33 +11,23 @@ namespace MaichartConverter
     /// </summary>
     class Program
     {
-        /// <summary>
-        /// Defines Windows path separator
-        /// </summary>
-        public static string WindowsPathSep = "\\";
-
-        /// <summary>
-        /// Defines MacOS path separator
-        /// </summary>
-        public static string MacPathSep = "/";
-
-
-        public static string[] WinPaths = { @"C:\Users\Neskol\MaiAnalysis\A000\",
+        public static string[] WinPaths =
+        [
+            @"C:\Users\Neskol\MaiAnalysis\A000\",
         @"C:\Users\Neskol\MaiAnalysis\Sound\",
         @"C:\Users\Neskol\MaiAnalysis\Image\Texture2D\",
         @"C:\Users\Neskol\MaiAnalysis\DXBGA_HEVC\",
-        @"C:\Users\Neskol\MaiAnalysis\Output\"};
+        @"C:\Users\Neskol\MaiAnalysis\Output\"
+        ];
 
-        public static string[] MacPaths = { @"/Users/neskol/MaiAnalysis/A000/",
+        public static string[] MacPaths =
+        [
+            @"/Users/neskol/MaiAnalysis/A000/",
         @"/Users/neskol/MaiAnalysis/Sound/",
         @"/Users/neskol/MaiAnalysis/Image/Texture2D/",
         @"/Users/neskol/MaiAnalysis/DXBGA_HEVC/",
-        @"/Users/neskol/MaiAnalysis/Output/"};
-
-        /// <summary>
-        /// Defines which separator is using in programs
-        /// </summary>
-        public static string GlobalSep = MacPathSep;
+        @"/Users/neskol/MaiAnalysis/Output/"
+        ];
 
         /// <summary>
         /// Defines which path is using in programs
@@ -48,7 +38,7 @@ class Program
         /// Defines possible sorting scheme
         /// </summary>
         /// <value>Sorting scheme</value>
-        public static readonly string[] TrackCategorizeMethodSet = { "Genre", "Level", "Cabinet", "Composer", "BPM", "SD//DX Chart", "No Separate Folder" };
+        public static readonly string[] TrackCategorizeMethodSet = ["Genre", "Level", "Cabinet", "Composer", "BPM", "SD/DX Chart", "No Separate Folder"];
 
         /// <summary>
         /// Program will sort output according to this
@@ -60,9 +50,9 @@ class Program
         /// </summary>
         public static int NumberTotalTrackCompiled;
         public static Dictionary<int, string> CompiledTracks = new();
-        public static List<string> CompiledChart = new();
+        public static List<string> CompiledChart = [];
 
-        public static List<string> ErrorMessage = new();
+        public static List<string> ErrorMessage = [];
         public static Dictionary<string, string[]> CompiledTrackDetailSet = new Dictionary<string, string[]>();
 
         public static XmlDocument BPMCollection = new XmlDocument();
@@ -74,16 +64,16 @@ class Program
         /// <param name="args">Parameters to take in</param>
         public static int Main(string[] args)
         {
-            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
-            {
-                GlobalPaths = WinPaths;
-                GlobalSep = WindowsPathSep;
-            }
-            else
-            {
-                GlobalPaths = MacPaths;
-                GlobalSep = MacPathSep;
-            }
+            // if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+            // {
+            //     GlobalPaths = WinPaths;
+            //     GlobalSep = WindowsPathSep;
+            // }
+            // else
+            // {
+            //     GlobalPaths = MacPaths;
+            //     GlobalSep = MacPathSep;
+            // }
 
             Console.WriteLine(ComposeHeader());
 
@@ -206,7 +196,7 @@ public static void Log(string outputLocation)
                 index++;
             }
             sw.WriteLine();
-            if (ErrorMessage.Count()>0)
+            if (ErrorMessage.Count>0)
             {
                 sw.WriteLine("Warnings:");
                 foreach (string error in ErrorMessage)
diff --git a/README.md b/README.md
index 2e582a1..cebda41 100644
--- a/README.md
+++ b/README.md
@@ -7,8 +7,13 @@
     git clone
     git submodule update --init --recursive
     dotnet build
-### Usage
-> Type 'MaichartConverter help' for manual
+### Usage & Available Commands
+> Type 'MaichartConverter help' for detailed manual for each command.
+- [`CompileDatabase`](./Commands/Manuals/CompileDatabase.md): Compose whole ma2 database to simai
+- [`CompileMa2`](./Commands/Manuals/CompileMa2.md): Compile assigned Ma2 chart to assigned format
+- [`CompileMa2ID`](./Commands/Manuals/CompileMa2ID.md): Compile assigned Ma2 chart indexed by ID to assigned format
+- [`CompileSimai`](./Commands/Manuals/CompileSimai.md): Compile assigned simai chart to assigned format
+- [`ReverseMa2FromSimaiDatabase`](./Commands/Manuals/ReverseMa2FromSimaiDatabase.md): Reverse Simai Database from given folder to MaiAnalysis folder for compilation
 
 ### Parameters notice
 - music files should be named musicxxxxxx.mp3 which xxxxxx matches the music id specified in music.xml in each a000 folder, and compensate 0s at the front to 6 digits