> But once you get used to it and start to identify the patterns the brain quickly labels most AI-generated content as blank space.
I guess the majority of people do low-effort generation that doesn't perturb a default style of a network enough, so it stays blatantly noticeable. The percentage of "super-recognizers" who notice almost all AI-generated images is around 1-2%. It could be that you are one of them, of course.