An anonymous reader writes "Reacting to allegedly fraudulent election procedures, students are storming the presidency and parliament of the small eastern European country of Moldova. It is reported that they used Twitter to organize. Currently twitter and blogs are being used to spread word of what is happening since all national news websites have been blocked. If the 1989 Romanian revolution was the first to be televised, is this the first to be led by twitter and social networks?"
Jamie points out this interesting presentation (from March 2008) by Ethan Zuckerman about the realities of online activism
, including how governments try to constrain it.