Difference of philosophy. Every one wants to come here. NPR did a bit about this this morning, and claimed one study found that 500 - 700 million people would like to move to the US if they had the chance. We cant just let anyone live here, have to be selective. The guy argues that talent should be a factor that decides who gets in. But what if you have the wrong talent? What if you are trying to work in a collapsed field like Law?