[idnefju]

some humans have been drinking animal dairy for so many thousands of years that some ethnicities have evolved to have a lactose breaking down mutation into adulthood

[daenz]

>evolved

Not disagreeing, but that's a much nicer way of saying that nobody wanted to mate with the ones having constant diarrhea.

[lopis]

The amount of dairy and refined dairy products people consume today, like meat, is orders of magnitude bigger than back in the day.