Many music industry observers now believe that there is a fundamental shift under way: from illegal downloads to licensed streaming services like MySpace Music, imeem and Spotify, where users can play any song, anytime and — coming soon — on any device. These sites are free, supported by ads, and with an expanding catalog of songs, they are finally ready to overshadow the more cumbersome, unauthorized services that can be hard for newcomers to navigate. - BounceFM