Based on my frequent lurking, I would guess it was due to the personal (and off topic) nature of the comment. Addressing users specifically in this way seems to be looked down upon here.
Re:Ask HN: Why is Bluetooth so unreliable?
by logicallee on Thursday July 13, 2017 @06:03AM
(#14760033)
not really. people aren't allowed to be rude and uncivil with each other here, as it shuts down constructive discussion. this is in the guidelines.
(No I'm not complaining about being downvoted - this isn't even my comment - just trying to learn.