[garrettheaver]

Speaking of being polite...

[eropple]

I tend to draw a distinction between "impoliteness on its own" and "impoliteness in response to impoliteness". Not reading TFA is, to me, the latter, and a mildly sharpish response isn't the worst thing in the world.

[strictnein]

Next study: does politeness in HN responses result in greater upvotes?