I am not convinced of that. If this thing starts falling apart, ethnicity may become more important than we may realize.
There are "Forces" who would promote a "Race War" in our Culture; through two turbulent centuries, we have grown a Powerful, "Mixed-Race" Culture which has VASTLY EXCEEDED the "sum of its parts!"
WE are the Future of the "Human Race!!"------"RACE NEUTRAL"-----
If we "Go to the Stars," "Race" is IRRELEVANT!!
WHO CARES what "Color" HUMAN first stands on Mars??
Doc