I'm biggky paraphrasing here. But the jist is following... The overton window for progressivism in the west has been redefined/claimed by the radical left. Today's woke culture for the most part now represents Onion headlines of the late 90's early 2000's Today's progressive wing of the population is largely anti-free speech. At the core of this shift is largely due to the composition of academic bodies. Not his exact words. But thats how I hear it.