[romwell]

>What's wrong with that?

Going out of one's way to tell to a person that wasn't talking to you in the first place to say that you don't care about what they said.

>Especially when the opinions are simply, "Your entire set of principles are wrong, and this is aggressively bad."

You may notice that the criticism is written in several well-structured and reasoned paragraphs, and not that one line. Perhaps your summary doesn't reflect what was said.