I don't know that it's "unwise"; that depends on failure rate. But it's absolutely true that the practical difference between "human must supervise" and "human

I don't know that it's "unwise"; that depends on failure rate. But it's absolutely true that the practical difference between "human must supervise" and "human must be ready to take over" is MUCH smaller than people want it to be. Mostly everyone wants to yell about Elon Musk and "2 vs. 3" is ammunition.