Zuckerberg introduces Facebook's new look[ Thu, 22 Sep 2011 14:39:19 PDT ]At the F8 developer conference in San Francisco, Facebook CEO Mark Zuckerberg introduces a revamped profile page called Timeline, which gives people a chance to look back on everything they've ever published on the social network--along with new features that make it easier to share media content such as music, movies, news, and games.