What does co-pilot know that the rest of us don't?

What does co-pilot know that the rest of us don't?

I write pretty much all the content on this site using VSCode, and for various reasons I have GitHub Copilot enabled in the editor. As I was writing my most recent post about the shenanigans at Twitter, co-pilot offered an auto-complete I wasn’t expecting to be so detailed.

What does GitHub know that the rest of us don’t? 🤣