Oh, the problem is that Wolfram portraits his book as the ultimate breakthrough, even though at bests its an entertaining pop-sci tome.

See http://arxiv.org/abs/quant-ph/0206089

Also funny, from the same author:

> “The impact of NKS on all the areas of computer science and physics I’m familiar with has been basically zero,” he says. “As far as I can tell, the main impact is that people now sometimes use the adjective ‘Wolframian’ to describe breathtaking claims for the trivial or well-known.” [Martin] Davis offers a sunnier take: “The book has a lot of beautiful pictures.”