I don't think its meant as an insult. I think people use it because it implies familiarity, is fun to read/say, and AFAIK is Zuckerberg's old IM/IRC handle whic

I don't think its meant as an insult. I think people use it because it implies familiarity, is fun to read/say, and AFAIK is Zuckerberg's old IM/IRC handle which makes it a way to reference his past as an actual coder/hacker. I see it more as a sign of respect when used on HN.