It's the autumn of discontent, with Egyptian activists worried about a military comeback, Syrian protesters taking up arms, and the Occupy Wall Street movement in the US and Europe.
Protests in a growing number of countries show that citizens have more tools at their disposal to throw their dictators off balance, if not out of power.
Whisper Systems donated its software to help Egyptian dissidents spread the word without the government listening in.
Iran singled out Harvard professor Gene Sharp as a key inspiration for protesters' 'velvet coup.' Sharp's manual on nonviolent protest shaped opposition movements in Czechoslovakia and inspired activists in Burma.
The indictment of more than 100 Iranians being tried en masse for opposing the regime opens a window onto the world view of those who fear change most.