Son of Zorn on Online Education
https://youtube.com/watch?v=YVF2r_KwQS8%3Fautoplay%3D1%26start%3D16%26end%3D80%26controls%3D1%26version%3D3
Hat tip: Nicholas Tabarrok
https://youtube.com/watch?v=YVF2r_KwQS8%3Fautoplay%3D1%26start%3D16%26end%3D80%26controls%3D1%26version%3D3
Hat tip: Nicholas Tabarrok