Alright, I think I have pretty well explained the "without exception" part of the argument and provided why every "exception" has a viable evolutionary explanation but it seems I am being ignored. If you are just looking for the occasional oddity without digging further into the reasons behind it, I have to stop here. This seems pointless.
"Be who you are and say what you feel, because those who mind don't matter and those who matter don't mind. "