It largely consists of a community of people eschewing social media and the big platforms. You'll see it pop up here and there, but a lot of the reason you aren't seeing it a lot is quite intentional. Much of the content isn't even published on the clearnet, instead only accessible over Gopher or Gemini.

It's a hodge-podge of punk, DIY, bohemian, counter-cultural weirdos of every flavor. Poets and unabombers and lovers and shitposters.