In my skim of the two posts I didn't get to any suggestion of "used to be favorable, then realized they're led by duplicitous misanthropes" as a pathway.
SneerClub
Hurling ordure at the TREACLES, especially those closely related to LessWrong.
AI-Industrial-Complex grift is fine as long as it sufficiently relates to the AI doom from the TREACLES. (Though TechTakes may be more suitable.)
This is sneer club, not debate club. Unless it's amusing debate.
[Especially don't debate the race scientists, if any sneak in - we ban and delete them as unsuitable for the server.]
What about: “read a particular HP fanfic to try and fit in with a new crowd, was utterly repulsed by the narrative voice, discovered later it was part of what seemed like an elaborate cult that was weirdly sensitive to sneers, and finally found an outlet for their nerd bloodlust”
Or even: liked the Harry Potter fanfic and then discovered it was part of an incredibly weird and harmful subculture.
I bet they’d hate that they’re basically the same as tumblr