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.

With the internet we are facing more or less a very similar story. It does offer virtually limitless access to entertainment and for many people living in extremely depressing conditions in authoritarian states, it does provide a vehicle for getting by. For many oppositional movements, the internet, while providing the opportunity to distribute information more quickly and cheaper, may have actually made their struggle more difficult in the long run.

I went to SXSW in 2011. God, that was awful. I mean, I only went because my publisher wanted me to promote the book and the organizers invited me and it seemed silly not to go, especially for a relatively unknown first-time author. This is just not my cup of tea; the fewer such events I do on an annual basis, the happier I feel.

In addition to their 'do no evil' motto, Googlers have always been guided by another, much less explicit philosophy: 'computational arrogance.'

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.

The reason why there is more pessimism about technology in Europe has to do with history, the use of databases to keep track of people in the camps, ecological disasters.

Personalization can be very useful in some contexts but very harmful in others. Searching for pizza online, it's probably OK to keep showing the same pizza shop as your No. 1 choice. I don't see any big political consequences out of that.