I think it's really hard for anyone remotely normal to get their head around the fact that someone could do something do patently outlandish & unreasonable in earnest.
It's too outrageous.
Humans will try to make sense of such insanity - and 'angry right wing activist' is a believable explanation (see my earlier comment). Particularly if they lean towards a be kind/they just want to pee disposition as many Canadians have been coerced to do, because to see him as genuine threatens this view.
I don't think its incredible that he may be making a point (was the HR story debunked? I don't know), I think it's more incredible to the average person that he is fully absorbed in his large titted lady parody.
BUT either is a possibility and that blows my tiny mind that grown adults in positions of trust are arguing that whatever the reason it's in any way okay. What a time to be alive...