Yes, it is very rich for someone with no skin in the literal game to police what others do to their computers.

I don't play any games that use anticheat. But I also don't go out of my way to tell other players who knowingly, consensually installs games with anticheat so they can play them. It's like saying it is an invasion of privacy for cycling athletes to be subjected to doping tests. It's their game. Why does it bother you?