Probably the most problematic thing in the Harry Potter books is the pro-slavery propaganda with the house elves, which the filmmakers wisely omitted

She wrote a whole series about how bigotry is bad but in retrospect, it feels like she didn’t really understand why bigotry is bad. She just needed her children’s books to have a moral message and she made a very surface level parallel to the holocaust. Then years later, she showed her ignorance about the holocaust by denying that transgender people were a target.

Aw man, I was gonna buy a yacht from Europe