the economic incompetence here is simply staggering.

You assume that every single worker living in vietnam will replace on a one to one basis US workers, and exclusively workers in skilled jobs further that none of these workers will consume a thing, that there will be no tarriffs, that there will be no substitution effect from other countries that the US also has normalized relations with...

Quite frankly your estimations are completely ridiculous, as is this thread. The US has normalized trade with the vast majority of nations on the face of this planet and the sky has yet to fall, there is no mass starvation in the streets and people are still employed.