Pattern recognition and machine learning have been scaling discrimination for decades now. This is the same but more.

Lemmy in general, yes. Here in self hosted at least a couple of times that I’ve seen. Including earlier today. But I don’t interact on every post.

I only find out because sometimes I like to go back to posts I comment on and see what additional information people have offered. (There’s always something to learn.) Then I find the post has been deleted.