They're not even IPOed so how do they tank the market? GPU and ram prices will go down but that will actually help most tech companies.
I don't think the rest of the economy is inflated on the fantasy gains of AI.
We could actually go back to feeling like we can invest in products and content without FOMO.
If AI fails as a technology, it's going to lead to a great depression and probably either a revolution or WWIII.
(Chinese labs famously distilled American models, and that seems to be going well for them. They now have a competitive industry, home-grown talent choosing not to leave, and they now can truly compete without distillation).