And yet the people who made fortunes in the auto industry were all car makers? What an odd coincidence.

But let's indulge your point of view for the sake of the argument. So you've got a black box AI that does something. You know what inputs it needs and what outputs it produces. How do you arbitrage it? What creates the price discrepancy that allows you to arbitrage at all, given that your incapacity to understand the black box renders you unable to gauge its value beyond what the market is telling you?

In that case, why not trade any random commodity?