Could be really beneficial for education. It could essentially act as a tutor that's available 24/7. Schools will need to adapt to avoid cheating, but it should be possible to do that. Make testing and writing live with pen/paper.

Imagine asking it for clarification on a topic your having trouble understanding, or asking it how to solve a math problem you're struggling with. Currently it's wrong from time to time, but it can be improved upon, especially by feeding it textbooks.

I think the initial pfizer study was like 42k people (I can't remember if that was 42,000 placebo and 42,000 vaccine, or if it was 21,000 placebo and 21,000 vaccine).

Spring last I heard