- convert 'in' to '==' if only one element
- outlines for roads, buildings, boundaries
- :en labels
- links under other roads, sort by size
- waterway width
- rail colorscheme
- bridge semitransparent
- cycleways and bicycle-roads
- trams
- rail zooms 17+
- minor rails
- more sites and landcovers
- airports
- pois
- sprites and patterns, revisit sprites
- public transport signage
- road signage
- labels for rivers, islands, places
- aggregate layers with same filters and style for smaller result