Technology has now progressed to the point that it's harder than ever to suppress information, especially what's happening in broad daylight. To see what's happening on Twitter, put the hash tag #iranelection into the Twitter search bar. The Twitter admin folks even rescheduled their maintenance/down time so it was during the middle of the night in Iran. It's amazing!
Ahmadinejad is sitting on a pressure cooker; it remains to be seen whether he can keep a lid on this level of unrest— also to be seen is how far he will go into tyranny and oppression to maintain power.