This is basically the quintessential example of "I am a smart person, I think like an LLM, therefore the LLM is smart too":

While comparing ordinary human activity to language modeling is perhaps the greatest intellectual cliche of 2024, what PG describes in the essay-writing process itself essentially boils down to beam search. Autocomplete, find wrongness, backtrack, predict more consistent series of next tokens. The fact that only one of those options is actually reflected on the screen doesn't change the fact that the writer is probability-weighting continuations in their head.