People can mean different things. Intelligence can mean a calculator doing a sum, and it can mean the way humans talk to each other. AI can do some intelligent things without people agreeing that it's intelligent in the latter sense.
I'm 100% sure he can't. Or at least, not from LLMs specifically. I'm not an expert so feel free to ignore my opinion but from what I've read, "hallucinations" are a feature of the way LLMs work.
And yet thousands of people have used it constructively for years. They must ask be, like, super humans I guess