Evidence for this is weak sauce. Article states that the politburo is just old and out of touch with the current lingo and only kids and hipster foreign media noticed or cared. If comrade catches on with the wider populace then subcultures will just shift to a new terms to denote in/out groups.

Alas, the article is from 2016, there are probably more recent pieces talking about the state of gay and trans recognition in the PRC