> I suggest all HN articles must define all abbreviations and acronyms or be removed. I can't decide if you are joking? HR = Human Resources PC = Personal Co

> I suggest all HN articles must define all abbreviations and acronyms or be removed. I can't decide if you are joking? HR = Human Resources PC = Personal Computer HN = Hacker News OP = Original Poster (?) M.S. = Master of Science certs = certificates