Well worth a listen are two recently-uploaded visual-radio pieces from ARI's Youtube channel. I wish a few of our founding-people regulars were still around to masticate this lecture. My first impression was that Binswanger is both precise and sloppy: the lack of 'show notes' or references makes it cloudy where exactly he is relying upon someone else's work. He implicitly invokes both Plutchik and Ekman, but does not say their names, rubbishing one, but basing his next ten minutes on the other.
The oral-aural culture is weird in the Objectivist traditions. One of the not-so-unfair critic