«You can think of the sensors as the eyes and ears of the internet. You can think of the actuators as the hands and feet of the internet. And you can think of the stuff in the middle as the brain. We are building an internet that senses, thinks, and acts. This is the classic definition of a robot. We’re building a world-size robot, and we don’t even realize it.» An important text by security expert Bruce Schneier on how dangerous the internet is becoming, why markets won’t help and why regulation is needed, but hard to do.