You could do it in order of CO2 footprint, which pretty much tracks wealth. I bet if you just killed off the top 1% you'd make a huge dent.

Global warming is already achieving that goal. It's a self-regulating system.

If he's talking about the AI we have in any near future, it's not figuring anything out. But I think he's just saying whatever he can pull out of his ass to deflect attention from how his kind are the problem.