The quality of their arguments doesn’t really matter though, nor does it matter whether they’re able to convince a majority of people. What matters is that they can reach the few people that will find their overall presentation intriguing enough to merit further investigation, and then pull those people down the rabbit hole. It’s the same strategy that fascists use, just red-flavored instead of brown.

It also makes the space overall less appealing to your actual target audience, which is a cardinal sin of online community management.