The iconoclastic mode, that specific mode of language, there is an element of it that it is punk - that is confrontational. That's just a part of the language of jazz - at a certain point.
As to whether those who fit the common meaning of the term "intellectual" should act in the manner that [ Edward] Said prescribes, that's another question. Needless to say, I agree with him that they should, and that they commonly do not.