RationalWiki is an index maintained by the Rationalist community
Lies and slander! I get why he'd assume this based on the name, but it would be pretty funny if the rationalists were responsible for the rational wiki articles on Yudkowsky et al, since iirc they're pretty scathing
My main thought reading through this whole thing was like, "okay, in a world where the rationalists weren't closely tied to the neoreactionaries, and the effective altruists weren't known by the public mostly for whitewashing the image of a guy who stole a bunch of people's money, and libertarians and right-wingers were supported by the mainstream consensus, I guess David Gerard would be pretty bad for saying those things about them. Buuuut..."