[kimixa]

It's also a failure state of real discussion to discount someone's voice simply because of perceived incivility.

Or conversely, weigh someone's opinion higher simply because of phrasing rather than content.

[tomhow]

The guidelines have been in place since soon after HN started, and have always been clear that kindness and curious conversation are what we're aiming for here.

In the case of this comment "wtf are you talking about?" may be at the milder end of the spectrum of abuse, "moron" certainly isn't.