Another saddened man

es, have done more damage to the political left’s credibility than Trump and Farage could have achieved in a century?

The saddened man would be Chris Columbus, director of the first Harry Potter films.

I don't suppose he's given the subject much thought, beyond picking up on the general opinions of the nice "be kind" sort of people with whom he mixes. For them trans people are an oppressed minority to whom Rowling is, inexplicably, unpleasant. And that's it.