doubt we’ll “ever” have that policy.

They likely won’t do it just to do it; driving forces would be required.

If we reach a point where there are serious side effects of lacking engineers, doctors, and nurses due to expatriation, they’ll stop allowing travel. It’ll come as part of a martial law crackdown.

In the long run, people won’t put up with it; in the short run… would you REALLY put it past them?