My personal experience is right in line with the author's.
Also:
> I think what's going on is that large language models are trained to "sound smart" in a live conversation with users, and so they prefer to highlight possible problems instead of confirming that the code looks fine, just like human beings do when they want to sound smart.
I immediately thought: That's because in most situations this is the purpose of language, at least partially, and LLMs are trained on language.