The idea of reading is that you yourself think and reason about it, not that you blindly trust anything based on the author's name, deeds, or reputation. Ad hominems are a cheap way to remain ignorant and - yet again - fall into the trap of blindly believing some other third party.
Ah so let's just empty our brains out then. Sure, chomsky is a piece of shit. This doesn't absolve you of caring about the society you live in. Read the damn text and get back to me.