Considering your statement is complaining about a perceived lack of knowledge about the books, in relation to an episodic arc that deliberately has nothing to do with the books, that makes it at most untrue and at least irrelevant.

Bad opinions exist EVERYWHERE. The opinion that slavery was okay is traditionally bad. The opinion that women belong only in the kitchen…The opinion that the Holocaust was a hoax…The opinion that Pulp Fiction isn't a good movie…The opinion that Justin Bieber is a talented musician…And the opinion that bad opinions…

"…felt like they were written by people with…no knowledge of the books…"