A music store like Apple iTunes contains more than 5 million songs today. And there are plenty of similar music stores online. With people posting online their own creations or excerpts of the concerts they attend, it’s possible that a million new songs appear every day in a near future on the web. So how will you find new music you like? Right now, two approaches are prevalent: Amazon and other sites use collaborative filtering while Pandora and others use content matching. Both approaches are time-consuming, using both humans and computers. Now, according to Network World, Sun Microsystems is about to release an open source music recommendation technology far superior to current systems and totally automated. Read more…