> Most of them are immigrants who view it as a way to get into the USA, and so its a worthy trade off. Simply not true; I know of innumerable cases where Europ

> Most of them are immigrants who view it as a way to get into the USA, and so its a worthy trade off. Simply not true; I know of innumerable cases where European universities keep same-country academics on indefinite post-doc or other roles, refusing to ever grant tenure. Most end up working in different EU unis and switching every 2-3 years, moving house regularly, all while having a horrible work-life balance.