That’s just because lots of people are checking if Gemini is down, and downdetector only tells you if lots of other people are viewing that downdetector page
Isn't CoPilot largely a wrapper around ChatGPT and other models? IIRC they didn't create their own and just poured money (via Azure credits I think) into OpenAI to get access.
Man, if there are Googlers working on Gemini around here, that's gonna be depressing to read.