Bad for IPO, good for Twitter
Open and Shut In May 2012 Facebook is set to launch one of the top-25 IPOs in history. By May 2013 it may well be scrambling to keep investors happy, given the apparent flight of teenagers to Twitter, Pinterest, and flavor-of-the-month social media. It's not that Facebook has lost its mojo. It's that it may be becoming cool with the wrong sort of people: parents.…