Earlier quoted context omitted.
Because they are. This is a flight-of-fancy, a science-fiction diversion that has no relevance to any real world politics from the last century. Their "Nazis with a mind reader" scenario explains it perfectly; only a small minority of people were able to lie well enough to escape a regime with 1940s technology. Millions of other people were killed and the Nazis did not need a mind reader to find them. A modern author…
> It's a shame that today's "technologists" are eager to ignore the political axis of technology if it means they get to talk about ESP or Von Neumann machines. It's like I'm watching the field progress in reverse, transitioning from a crowd of self-righteous and skeptical consumers to a mystic and eschatological identity that eschews understanding. My brother in Christ, the call is coming from inside the house .
Today and in the Nazi era, there were functional social controls that served the same purpose and achieved, very clearly, dangerous results. No mind reading was necessary.