Earlier quoted context omitted.
You might want to do a bit more reading on why European intellectuals migrated en masse to the US in the 1930s.
Definitely. And then one could start wondering if the direction might reverse.
I think the AI act is a great example here. The EU came up with regulation for an emerging technology that basically killed the chance for Europe to compete. Lots of people disagreed with this criticism when the act was debated, but it turns out the critics were right. Europe will be buying AI services from elsewhere because Europe wasn't able to compete.
This entire way of thinking in Europe would need to reverse for there to be a chance that the brain drain changes course.