Automatic voice system: "Are you using Windows, Macintosh, or some other operating system?"
Me: "Some other operating system."
Operator: *some stuff* "What operating system and version are you using?
Operator: *some stuff* What version of Windows are you using?
Me: I'm not using Windows. I'm using GNU/Linux.
Operator: What? Oh, I didn't know that was an operating system. We don't support it, but let me check if there are any outages in your area.
Operator: *some stuff* Reboot your computer.