[nilkn]

I don't think Terence Tao sold out. However, just looking at it from OpenAI's perspective, this kind of advertising is almost certainly worth at least one order of magnitude more than $3M to the company.

[Quarrel]

I'm a Terence Tao fan, but yes, OpenAI should at the very least just be telling him to go crazy with the latest models on our dime.