We haven't. We're not the ones espousing blind faith in an ancient oral tradition of a tribe of goatherders.
If you would activate it, and use some very basic logic, you would see how ridiculous your pet theory is.
Of course! The way I've been looking at biology, day in and day out, for the last 35 years, is wrong! Yup. Thanks for pointing out I wasn't using basic logic. I knew I was forgetting something, and that was it.
Actually, it IS what you're forgetting.
Too bad you can't take a few steps back from your Ivory Tower mentality and intellectual seclusion, and see how illogical and irrational your belief system is.
Love, a goatherder who cares about you.