In this case he is right : https://news.ycombinator.com/item?id=49239999
The Tao reference is someone far ABOVE the line getting excellent results from the LLM.
So in this case the Tao example refutes the GGP claim.
Like, what, we are all supposed to close the book on this abstract, very new question. Something that by any approximation is extremely nuanced and also pretty meaningful? Like, "oh OK, well I guess that's that then!"
A great X will be able to do far more great X stuff (breadth), and perhaps also be a greater X (depth).
But it's most certainly weighted in favor of the former than the latter.