It was widely noted (at least 15 years ago, maybe more) that every generation of CPU is somewhat dependent upon the computational capabilities of the previous generation being used in its design.

Until we get to Deep Thought creating the Earth, I think we're okay.

Besides an specific movie ? There is this CPU auto improving loop as well: https://github.com/FeSens/auto-arch-tournament Opus 5.5 was the first to beat the human baseline