If I could venture, it's general tone (verging on polemical), and this specific swipe: "and you think we're somehow an anomaly".

You might also want to review your flagged comments on thread.

Among those, predicting downvotes and characterising the HN readership and/or opposition specifically goes against guidelines.

You can review previous interactions with dang here:

<https://news.ycombinator.com/replies?id=cmrdporcupine&by=dan...>

(There's an admonishment or two in there, take them seriously.)