Ehh, the start-up costs would be pretty insane, and it would likely be a financial loss if the AI bubble popped and prices came down. It'd be a very risky move.

The US pumped 10x Valve's networth into building out chip manufacturing locally, like 5 years ago, and even then the fab specifications they expected to get out of it were not even in the realm of complexity of what Taiwan is producing.

Revolution? What revolution? Against who? Take things one step at a time, this is a game dev we're talking about. A successful one that now has the best digital storefront in the world, but still, a game dev. Not rhetorical questions, btw, I'm genuinely curious which revolution against who (and how) you mean.