4 ms·

I'm sure that the parent meant something else: engineers moving from India, Eastern Europe, Africa to Western Europe, USA, Canada...

• gwright 9y ago
  That interpretation didn't occur to me, but it seems even less likely than internal migration within the US. The rest of the world has 22 times the population of the US. It would take an enormous amount of immigration to the US by engineers to affect the collective brain power of the home countries to the extent suggested by the parent.