Updated readme and added table (#64)

* Updated readme and added table

* Update sdk-vs-webview-comparison.md

* Update sdk-vs-webview-comparison.md

Co-authored-by: Zachary Sweigart <zsweigart@plaid.com>

README.md

@@ -1,5 +1,6 @@
 # Plaid Link Sample Android App [![version][link-sdk-version]][link-sdk-url]
-Sample application that demonstrates Plaid Link integration for Android in both Kotlin and Java.
+This sample app will show you how Link Android SDK can integrate with your own app in both Kotlin and Java. Check out [the benefits](./docs/sdk-vs-webview-comparison.md) of using the SDK. 
+
 
 <p align="center">
   <img src="docs/link_demo.gif" loading="lazy" alt="Link demo gif" height="512" />

docs/sdk-vs-webview-comparison.md

@@ -0,0 +1,13 @@
+# Plaid SDK vs Webview
+Integrating with the SDK provides many benefits over using a [WebView](https://developer.android.com/reference/android/webkit/WebView).
+
+|       | SDK | Webview     |
+| :---        |    :----:   |          :---: |
+| Lines of code to integrate | <20 | >100 |
+| Type-safe API | X |  |
+| Support for all link flows (including OAuth!) | X |  |
+| Monthly updates with the latest features | X |  |
+| Support from Plaid | X |  |
+| Up-to-date documentation | X |  |
+
+