You’ve read how Facebook and Twitter fueled the Arab Spring uprising. You are watching the videos coming out of Syria on Facebook. But most likely you have not witnessed the power of social media impacting politics in near real time right here at home in America. Sure, activism groups and politicians have tapped social media to raise money. But to date, no flash mob has ever stopped a bill in its tracks or beaten down in less than 48-hours legislation pushed by some of the most well-funded, well-connected lobbies on K Street. But that’s exactly what happened on Jan. 20 when a loosely organized campaign to stop PIPA and SOPA swept the Internet and shook the power structure of Washington D.C.