The goal of privacy is not to protect some stable self from erosion but to create boundaries where this self can emerge, mutate, and stabilize.

Creative experimentation propels our culture forward. That our stories of innovation tend to glorify the breakthroughs and edit out all the experimental mistakes doesn't mean that mistakes play a trivial role. As any artist or scientist knows, without some protected, even sacred space for mistakes, innovation would cease.

Once Google is selected to run the infrastructure on which we are changing the world, Google will be there for ever. Democratic accountability will not be prevalent. You cannot file a public information request about Google.

I spent two years in Palo Alto - what an awful, suffocating place for those of us who don't care about yoga, yogurts and start-ups - and now I have moved to Cambridge, MA - which, in many respects, is like Palo Alto but a bit snarkier.

My hunch is that people often affiliate with causes online for selfish and narcissistic purposes. Sometimes, it may be as simple as trying to impress their online friends, and once you have fashioned that identity, there is very little reason to actually do anything else.

Faster roads are not always safer roads - and virtually all societies, democratic or authoritarian, prefer safety over speed, even if many of their citizens enjoy fast driving.

When we can commit a crime, we can also trigger debate. Cases go to courts. Media start covering the cases. But once you build smart environments where, if you meet a certain probabilistic profile, you won't even be allowed to board a bus, let alone commit a crime, we're perpetuating existing laws so they face no challenges or revision.