Male homosexuality is primarily a result of pedo men sodomizing boys. The connection between pedophilia and homosexuality is very old:

patrick.net/post/134365…

Even in the ancient Greek world, the idea of innate and exclusive homosexuality was unknown. It was simply expected that men would have sex with boys until the age the boy grew a beard, and then that boy would go on to do the same thing. Yet it was also expected that the boy would marry and have children.