Sometimes we make assumptions about a particular group of people and this poll seems like a great way to challenge those assumptions and take a closer look at who makes up the hacker news community.
HN polls haven't been trustworthy for years. Too many people giving too many false results. Pg noticed this when there was a poll asking about the age of HNers and a bunch of people responded with "Over 80." He mentioned he'd make their fonts extra huge so they'd still be able to read HN.