Intel isn’t that far behind. But it is dumb to depend on fabs in a country that is just one Chinese missile away from getting destroyed.
https://www.asiafinancial.com/taiwan-says-tsmc-not-allowed-t...
That may have changed since then. But do you really want to depend on a foreign government for chip manufacturing?
For what it's worth, its TSMC's expertise in semiconductor manufacturing that has been loaned to the US, not bought, settled, and forgotten.