Well, you're right that our infrastructure can't sustain the AI race, but (while it's true I didn't make that clear), that's not remotely what I was talking about.

Even with food supplies "weakening"—which is only happening due to the pointless Iran war, not due to any larger trends—we still have plenty of food to feed every human being on the planet.

And regardless of what billionaires might encourage, population growth is slowing. (To the extent that it might become a genuine economic problem in a few decades if we don't find a way to adjust our economic systems to stop depending on a constantly-increasing population.)