Whoever the man is in that relationship guarantees a first lady with balls and a beard. The fact that a man want to have a relationship with a man is tantamount to serious mental problems.
The reality is that any deviancy or perversion from the norm will sooner or later be found acceptable if it is perceived to do no harm to another person or society at large.
Whether acceptance and even praise of homosexuality, transgenderism, radical Feminism and other perversions will have negative consequences on society will take a couple of generations to play out.
Technology has had a lot to do in making a lot of these deviancies go more mainstream.