"Hacker: A person who delights in having an intimate understanding of the internal workings of a system [...]"

I'm always amazed how diverse the people on HN are. Not everyone is an IT professional but we share a passion for technology.

Modern planes are flying server farms. How is this surprising?

I've worked with several pilots in my career. Unless you have a ton of experience, IT pays better than flying.

Airplane pilot checking in. There are multiple. :)

Yes, some of my software engineer colleagues are pilots as well. You never know who you are talking to, especially now-days.