Nah they’ll be able to get out, likely for free if they don’t mind a bit of detainment first. What they should be doing is finding a new place to work or seeing if their current employers will move them to an office in another country. And big companies should be expanding their offices in other countries to make up for the loss of workers, or moving their offices back to places where American tech workers are willing to live rather than moving to conservative states and then pretending there aren’t educated workers for them to hire in the US.