Facebook IPO could be $100 billion birthday gift for Zuckerberg
Facebook Unprotected Speech
FILE - A Dec. 13, 2011 file photo, shows a sign posted at Facebook headquarters near Facebook's User Operations Safety Team workers office in Menlo Park, Calif. The "like" button on Facebook seems like a relatively clear way to express your support for something, but a federal judge says that doesn't mean clicking it is constitutionally protected speech. (AP Photo/Paul Sakuma, File)