I am not sure if he really "Predicts LLMs." A machine that wtites novels from scratch is quite general. A novel that writes novels from reference material is either only a bit less general, or just necessary to be interesting as an article.
I don't think there were any other similarities to LLMs.
The pages of the printed book don't align with tha pages of the website's black popup, which page #268 happens to be blank. The black thingies position is #552.
Sadly HN has stripped the fragment from the URL, see page 268: https://babel.hathitrust.org/cgi/pt?id=mdp.39015055216876&se...