The community of technical experts who really manage the internet, who built the internet and maintain it, are becoming increasingly concerned about the activities of agencies like the NSA or Cyber Command, because what we see is that defense is becoming less of a priority than offense.

The power of the presidency is important, but it is not determinative.

A given order may at any given time fail to represent those values, even work against those values. I think that's the dynamic we're seeing today.

We decentralise the ability to decide the level of publicity that's attached to any of our communications.

I have used mass surveillance to target people, so I do know how it works.

I know the media likes to personalize political debates, and I know the government will demonize me.

Arguing that you don't care about privacy because you have nothing to hide is no different than saying you don't care about free speech because you have nothing to say.