Business 2.0: The blockbuster success of iPod has proved one thing: People want their music on the go. Inspired by that notion, the mobile-phone industry is banking on music as the next killer application for cell phones. All you need is nifty software and some storage. Add headphones and, voilà, you have an MP3 player.

Unwired music has catalyzed a lot of startups too, and they’re well represented at the Demo conference, currently under way in Scottsdale, Ariz. The most impressive of the lot is British startup Sonaptic, which has come up with a clever technology to make 3-D audio possible on tiny headsets. Continue reading at Business 2.0 website….