Marion and I have an essay in Aeon today: What is happening here is more than an abstract flow of information. It is more than a means of surveillance. It is more than a price mechanism. Rather, it’s as if the air traffic control and insurance commission functions of the IBM 650 have been fused, shrunk, and wholly generalised. This is the real computing revolution. Much of what we do is immediately authenticated as we do it, stored as data, classified or scored on some sort of scale, and de...