2 - text/uri-list drop support for playlist
4 - New scanning system (with support for multiple folders)
8 - Support for folder.jpg and image tags as alternative coverart sources,
9 and save .jpg/png ones in the folder, instead of store in ~/.local/ -
10 compatability with Windows standards and Amarok
11 - Support for lyrics tags
12 - Custom D-Bus interface providing access to collection
13 - Custom D-Bus interface providing access to InfoWidget download functions
14 - Bulk downloader of coverart + lyrics based on the above (for portable devices, including laptops which don't always have an internet connection)
17 - Last.fm radio stream support
19 - Media device support [possibly]
20 - Search playlist [possibly - I've yet to be convinced of the necessity of