I suspect he meant it as a pairing to his GOAT book, which he proudly claims is the first book simultaneously released through GPT-4. He encourages readers to

I suspect he meant it as a pairing to his GOAT book, which he proudly claims is the first book simultaneously released through GPT-4. He encourages readers to engage with the book through ChatGPT 4 where you can give it prompts such as "list three amusing anecdotes about Keynes that I can share at a cocktail party"