That’s an issue of your instance, not of Lemmy. Smaller, less populated instances tend to be more stable.

So, you have no arguments against it, you just don’t like that people use it to shut out intolerant discourse?

By the way, it’s not “just a thought experiment”. It’s a philosophical principle that Popper put out there as self-preservation for democratic societies. You can argue its merits all you want, but you haven’t so far.

that paradox of tolerance bullshit

How is that bullshit?