A year ago, the big media story was that Facebook couldn’t figure out its mobile revenue strategy. While it was obvious that hundreds of millions of their users had gravitated to using the platform on their Apple, Android, and BlackBerry devices, Facebook was at a loss about how to monetize all this activity. As they explained in their IPO filing, they were clueless about how to generate revenue from mobile. Not surprisingly, Wall Street took it out on their stock price. Since then, Mark Zuckerberg has done what he...










