“I used AI to make an entire NES emulator in an afternoon!” —-> a project that has been done hundreds of times and posted all over github with plenty of references
Stocks are another matter. There were wonder "algorithms" even before "AI". I helped some friends tweak some. They had the enthusiasm and I had the programming expertise and I was curious.
That was a couple years ago. None of them is rich and retired now - which was what the test runs were showing - and I think most aren't even trading any more.
It is really good in doing this.
those ideas are like UI experiments or small tools helping me doing stuff.
Its also super great in ELI5'ing anything