I was alive in 1976 and my memory of it is that we had like a whole year of flags and history and patriotism. Not really getting that vibe for 250.
Read this. Dammit.
You know before we pasteurized milk we just died. We let babies die.
So yes, you are correct. We don't need to pasteurize milk if you're ok with mass death.
Also, almost every single food you eat whether animal or plant is the result of human modification.