The MediaSnackers monthly vodcast is a fifteen minute shot
(more or less) of yummy-youth-media-goodness: http:// mediasnackers.com/focus/vodcasts/
MediaSnackers podcast #72 features Joshua Boltuch, one of the co-founders of Amie Street, a music- focussed social networking site with a totally different music sales/revenue model.
http://mediasnackers.com/report/2007/March/07/294/