Latest / Matmonim: Daf Yomi by Rabbi David Lapin
Sukah 12a- Privacy and Tzeniut Protect Kedusha – דפנות להגן על הקדושה
The Shechinah and the sanctity it generates needs to be protected from exposure - which dilutes it. Like the Parochet in the Holy of Holies, the walls of the Sucah play this role.
Sources
The skinny
The skinny isn't ready yet — notes appear once the transcript is processed.