He does realize that would mean many South Asian and North African Muslims, as well as most Sub-saharan Africans - doesn’t he??
The penalty is - you can’t enter the United States.
According to Bill Nye, Japan is doing it right.
So we should call their bluff an enact the same immigration controls that Japan has, and then slam them over the head when they complain with what Bill Nye has said....
Bill is only concerned with penalizing for "extra" kids in the developed world, i.e. white kids.
The billions of unskilled, illiterate masses in the third world who are about to see the menial tasks they perform become mechanized are of no concern to "scientists" like Nye.