Kessler’s book on how doctors will get replaced by technology is dissed by a doctor who points out that he had to go to medical school and learn stuff that you could never teach a CT Scanner, dammit! And those bastard venture capitalists next door earn far more money! I suspect steel workers in the 1960s said the same thing. I’m not exactly sympathetic to Kessler’s argument, but with defenses of the status quo like this…..