The main useful outcome we get from chess is entertainment. Entertainment that comes from a Human vs. Human match is higher than Human vs. AI, at least for spe

The main useful outcome we get from chess is entertainment. Entertainment that comes from a Human vs. Human match is higher than Human vs. AI, at least for spectators. But many sectors of the economy don't gain much from it being done by humans. I don't care if my car was made by all humans or all robots, as long as it's the best car I can get for the money. I think you're extrapolating a bit too much from the specific case of chess.