Mark SullivanSenior Editor, PCWorld

Mark has been writing about networks - social and wireless - since 2005. Independent and outgoing, he enjoys travelling, wine, and skiing. His favorite book is "Atlas Shrugged" by Ayn Rand.

SXSW: Spotify keeps U.S. in suspense

Will Spotify come to the U.S.? The CEO and co-founder of the music service spoke at the South By Southwest conference, and he wasn't saying.