Except that in the worst-case AI scenarios where a huge portion of the professionals who work "behind a screen" lose their jobs, the entire labor market will have to deal with that.

There's so much focus in the US on vocations but Americans have no idea how little mechanics, plumbers, etc. in other countries make. There are a variety of reasons for this but one of the biggest is that you can't charge $200/hour to fix a leak when $200 represents a double-digit percentage of a worker's monthly salary.