To be fair, the new revanchist right calls actual conservatives "left wing". They call libertarians "left wing". They call the shared American values of the past fifty years "left wing". They call straightforward consensus reality "left wing". They basically call anyone who doesn't subscribe to the extended reactionary cinematic universe "left wing". So the only data point there is that his parents are suffering social media psychosis.

Also, non-normative sexual behavior is more indicative of being a Republican ("I have a wide stance!", etc, etc, etc). Democrats just espouse not beating yourself up over it, whereas Republicans seemingly yearn for the closet.