The month ahead: Social networks to shake things up in May [video]

ZDNet correspondent Sumi Das speaks with senior editor Sam Diaz about the efforts of Twitter, Facebook, and MySpace to up their Web 2.0 game. Diaz also discusses the significance of the Sun-Oracle deal to the data center market and the rumors swirling around Apple and Verizon. Will there be an alternative to AT&T for iPhone users?