I mean, we do have many top notch scientists throughout the world (and other stuff), but who would want to stay in a ruined country who's only getting worse, when their own future is so bright?

edit: I mean, we're 15th worldwide, and considering the shitstorm Greece has been put through millenia, it's amazing we're not a third world country by now but we're slowly headed towards it because of modern politics hHAhaA