It’s a reference to the theory that all facets of reactionary politics revolve around either “Team Sports” or “Cuck Porn”, and, under closer scrutiny, mostly cuck porn. I’ve only recently stumbled upon this, but i think it makes a lot of sense.

If you’ve got time, here is a very good article: https://www.liberalcurrents.com/the-interracial-cuck-porn-theory-of-everything/