I just answered this elsewhere as well. This reasoning would make sense if that's what they said. But the explicit reason for the changes is to get more "skille

I just answered this elsewhere as well. This reasoning would make sense if that's what they said. But the explicit reason for the changes is to get more "skilled" workers in. Then, it should not matter if the degree was from US or Europe or China. I would have accepted this reason if they had separate weightage for "How long the person spent time in the US". This particular formulation puts a graduate from Europe at a disadvantage, for example.