In the past it would take you weeks, if not months, to identify how Iranian activists connect to each other. Now you know how they connect to each other by looking at their Facebook page. KGB ... used to torture in order to get this data.

There are good reasons why we don't want everyone to learn nuclear physics, medicine or how financial markets work. Our entire modern project has been about delegating power over us to skilled people who want to do the work and be rewarded accordingly.

Simply getting a country's population online is not going to trigger a revolution in critical thinking.

Dictators aren't stupid, or regimes could be toppled easily by young people mobilizing on Facebook.

We've never thought too deeply about the roles things like forgetting or partisanship or inefficiency or ambiguity or hypocrisy play in our political or social life. It's been impossible to get rid of them, so we took them for granted, and we kind of thought, naively, that they're always the enemy.

A lot of the geeks in Silicon Valley will tell you they no longer believe in the ability of policymakers in Washington to accomplish anything. They don't understand why people end up in politics; they would do much more good for the world if they worked at Google or Facebook.

Steve Jobs was notoriously blunt about products he found wanting, but his attack on Flash - Adobe's popular technology for playing multimedia content inside a browser - was particularly vicious. Claiming it was buggy and insecure, Jobs banned it from the iPad.