It seems that in general "bigger breasts get recognisably better job prospects". (by males)

Yet, in spite of what many men believe, bigger breasted females are generally, less physically sexy than their smaller breasted sisters.

I am not sure what the genetic implications are in this modern world. But I would put 80% down to overeating.

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"You will never find a real Human being - Even in a mirror." ....Mike Kremer.