http://clicked.msnbc.msn.com/archive/2009/01/29/1771845.aspxSong.ly explains why I see so many people on Twitter sharing things like "song of the day." Relatedly, Muxtape is back but instead of using your own songs you can only use songs from bands they've signed up, which makes it kind of like Playlist.com Ien-USCommunityServer 2.0 (Build: 60608.1)