"the market will stay irrational longer than you can stay solvent"
He's a clever man, and maybe the bubble will burst, and when it does there will inevitably be some hugely profitable short positions held by a new generation of Michael Burrys who will lose capital and reputation taking a premature short position on the subsequent major bubble.
The bubble will burst when all this agentic AI slop fails to deliver. Might take a while yet, because generative models are very good at aping competence and it's therefore easy to produce compelling demos.