There are factually propagandists seeding atrocious ideas in nearly all communities, especially during and after breakaways like 4 months ago. Given the use of AI and scripting, and not to mention the nearly complete absence of countermeasures for either one on a relatively naive space like lemmy, a handful of people are definitely fomenting divisiveness. Subtle white supremacists, surreptitious state actors, website advertisers etc…
Tl;dr: I’ve personally found a few sprinkled about.