It's the issue with discussion platforms where the speech is not regulated, they tend to bring people that have been kicked out of other platforms, even if they are not really interested in the main focus of the forum.
> The paradox states that if a society is tolerant without limit, their ability to be tolerant will eventually be seized or destroyed by the intolerant. Popper came to the seemingly paradoxical conclusion that in order to maintain a tolerant society, the society must be intolerant of intolerance.
Which in practice just means that everyone labels anything they don't like "intolerance", bans it and toddles off congratulating themselves on how tolerant they are.
I have no idea what the solution is. I suspect anyone coming up with one would win all the Nobel Peace Prizes from now until the end of time. I do think it's a useful rule of thumb that if you're not finding tolerance excruciating and infuriating at times, you're not really doing it.
This has helped me to view the GNU GPL in a new light. That is, to ensure freedom, we curtail the freedom to limit the freedom of others with respect to software.
> The moral of the story is: if you’re against witch-hunts, and you promise to found your own little utopian community where witch-hunts will never happen, your new society will end up consisting of approximately three principled civil libertarians and seven zillion witches. It will be a terrible place to live even if witch-hunts are genuinely wrong.
> The paradox states that if a society is tolerant without limit, their ability to be tolerant will eventually be seized or destroyed by the intolerant. Popper came to the seemingly paradoxical conclusion that in order to maintain a tolerant society, the society must be intolerant of intolerance.
[1]: https://en.wikipedia.org/wiki/Paradox_of_tolerance