[anaphor]

Well, you can't deny that he contributed some ideas that PLT people make use of, but the question here is whether TGG is any good as a _scientific theory of language_ and I think the answer is no. The reason I compared him to Ptolemaic theorists is because he came up with some interesting mathematical ideas, but he doesn't care about systematically collecting data and attempting to falsify the theory. See: http://norvig.com/chomsky.html