this is textbook tone policing. it's an essay, not a spoken dialogue. you could say this about, say, a published study about climate change projections.
You can throw buzzwords designed to shut down discussion at me all you want, that's irrelevant. He claims his goal was to have a dialogue, the fact is that he chose a very poor way of doing that. Either his goals aren't what he claims or he misunderstood how to accomplish them.
Considering this is one of the most explosively discussed topics on HN and in the industry I would say he's been wildly successful at starting a discussion.
I can start a discussion about racism in the US by going on TV and yelling the n-word, that doesn't mean that I did a good job of opening a constructive dialogue.
