That's actually a thing now. A significant number of students are going to Germany, getting a subsidized education, and never coming back to the US.
Brain drain is not an overall plus for the US economy. We shouldn't want our best and brightest settling overseas - except insofar as we want to do right by our posterity, and the US education system is obviously not doing right by them.
Brain drain is not an overall plus for the US economy. We shouldn't want our best and brightest settling overseas - except insofar as we want to do right by our posterity, and the US education system is obviously not doing right by them.