don't worry, the eugenic genocide of caucasian human beings through the transformation of /all/ their historic countries via immigration is well under way and there likely won't be any of us left by then. Nobody should take seriously any evolutionary speculation that does not account for the fact that this change would require reproductive advantage on the part of the possessors of such features to be manifested as a change in the majority of the population. Smarter people tend to breed far less these days.