Yes, fair enough. I understood your comment "Humans will continue to evolve, animal protein is no longer needed" to mean "Humans will continue to evolve, because animal protein is no longer needed."
Ok - so what did you mean by "Humans will continue to evolve, animal protein is no longer needed."?
You're saying that about 1/4 of cattle are being slaughtered daily. I'm guessing you've got your figures wrong.
Evolution was survival of the fittest. If people did well, they lived longer and could support bigger families, so passed on their genes to more people. Not needing animal protein isn't a new gene and it's not something that's being passed on to more people.
It seems that evolution is currently...