All the tired puns or jokes about Nazis/Hitler. “Anne Frankly, I did Nazi that coming!” “You gotta hand it to Hitler, at least he killed Hitler.” Etc.

It’s the kind of thing you might chuckle at once, but so many comment threads end up piled with the same brain rot nonsense as people trip over themselves to parrot their quirky internet catchphrases.

For the reasons listed in the post the commenter was replying to: people don’t engage as much with the material or with each other.