Music

Critical Metrics Bibliographic database of highly recommended songs. To listen to a song you need to be a subscriber to Rhapsody BUT you can watch the video from You Tube.
HypeMachine ^(TC) Indexes audio files on blogs and brings in blog copy.
iLike ^(TC)
iMeem ^(TC)
LaLa ^(TC)
Last.fm
MeeMix Your personalized internet radio community
MOG ^(TC) Integrated Rhapsody’s Streaming Music Collection, which turns it into a discovery-oriented interface for streaming music. Record Labels Invest $2.8 Mil in MOG
Pandora Radio
Pampelmoose A music and Mp3 blog by David Allen from Gang of Four. His other blog: Social Cache
Q Trax Software wrapped around the mp3's that makes them auditable. QTrax can tell how much each song is listened to so they distribute advertising revenue accordingly. It says free and legal, no mac client as of now.
RCRD LBL Blog with free Mp3 Downloads. They pay flat fee to independent artists / labels from $500 to $5K for the song. Advertising supported.
Sell A Band (Holland) Fan funded see Slice of The Pie.
Slice of the Pie (UK) Fan Funded Fans invest in music that they like (about $10) & they get cut of sales. Also get paid to listen / review new music (+/- 3 cents a song). Illegal in US although able to participate as artists & listeners.
Steamdir
TopSpin Providing tools to artists to build their brands.
YouthRadio