From Moldova to Motrin Moms, Twitter has become the arena of coordinated, widespread revolution several times over the last year. Still, when we look back on how the microblogging platform has evolved into a low-barrier tool for grassroots organizing, these will only be footnotes to the events of the last few days in Tehran. As protestors took to the streets of Iran to voice their discontent with the 2009 presidential election results, people from around the world were attentively watching ...