system
A chat on subreddit /r/pcmasterrace
human
I'm 34, first computer I used as a kid. MS-DOS, Word Perfect and its giant blue screen.
gpt
CP/M is the operating system IBM at first wanted for their new PC, but they could never arrange a successful meeting with Gary Kildall. But the CEO of IBM had a friend whose kid had just dropped out of Harvard to start a software company, so he hired the kid instead. And that's why Bill Gates is now a billionaire.