A lot of the foreign currency was brought back under the trump years when companies were given a one time reduction in taxes to repatriot their cash. From 35% to 15% tax rate.
https://www.latimes.com/business/story/2019-12-19/companies-repatriate-1-trillion-since-tax-overhaul
I don't disagree with those statements but I'd wait to see what they put out from the Mexican factory considering the labor cost advantage and manufacturing experience they've gained. Beyond that I agree that Korean and Chinese EVs seem more put together and well see if we get more when the us subsidies end.