Polygamy’s push into the mainstream is already underway with several “reality” shows showing it as a great way to live, articles on Muslims living in polygamy in secret, etc.
The insanity is the American Psychiatric Association. They removed homosexuality as a mental disorder in the 1950s, allowing it to be legalized because it was no longer a mental illness. They’ve made the similar retraction of thinking you are born in the wrong body, and now suggest mutilating the body to suit the ill mind instead of counseling the person to rectify mind with biological reality - allowing transgenders to come forward as AOK after transformation and demand acceptance for those who just want to wear dresses and don’t want to have surgery.
And they’ve been defining down bestiality and pedophilia, such that the impulses themselves are not illnesses but acting on them are. Next comes saying it is OK in most circumstances as long as no “person” is hurt. For example, there was the horrific study that said a quarter of girls and a fraction of molested boys said it wasn’t a bad experience - ignoring the majorities who said it was, all to reduce the appearance of the evil of getting your jollies on molesting kids.
APA will remove every perversion from their book even as they have been entering therein every normal human practice and condition of mind.