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Project Playlist suffered a power outage at its data center last night, according to an alert on the site, and playlists are not populating. Blip.fm has also acknowledged its downtime, although no reason has been given for the outage.
Music fans looking for their social music fix might want to check out the following resources:
1. 10 Ways to Share Music on Twitter
2. Social Music: 5 of the Best Free iPhone Apps
3. Social Music: Top 5 Sites to Build a Playlist
4. Social Music: Top 5 Music Recommendation Services