Earlier quoted context omitted.
A friend at Union Switch and Signal told me that the Chinese subways (which can run full-auto) had to provide work for two people for each train. One guy presses a large "Go" button to leave the station, which is automatically stopped at, and there's also an emergency stop button. The other guy has an "open / close door" control.
In Chicago, there was a case some years ago where a woman was pulled under a train by a door. She was carrying a very expensive violin. She got off the train and the doors closed between her and the violin, with the strap around her shoulder. Because the strap was thin, it didn't activate the door's obstruction detector. Because the violin was so expensive, she didn't want to lose it, so instead of crawling out of th…
Perhaps, yes. But in this example, with no human conductor, the woman would have just sacrificed her violin instead of relying on the unreliable human conductor.