Steam may now remove “content that may violate the rules and standards set forth by Steam’s payment processors and related card networks and banks, or internet network providers. In particular, certain kinds of adult only content.”
So far there has been a crackdown on incest games.
Recently in the news, payment processors forced Fansly to ban substance use, furry content, hypnosis, and more. So I’m sorry 
and 
gang but I implore you to do some critical thinking and read history. There will sadly have to be a queer/pervert united front.
My understanding is that there’s been legislation over the past couple years under the guise of being anti-human trafficking which targets payment processors for anything related to sex work. The processor companies have attempted to just get as many people to switch to PG content proactively instead of having to change their internal systems to comply with new standards. IIRC this happened a couple years ago to Patreon