Great, insightful, thought-provoking and entertaining talk!

Notable ideas at minutes: 4:00, 10:00, 15:40, 18:00, 19:50, 22:37, 26:25, 28:22, 30:20, 37:20, 39:10, 41:50, 43:45, 45:50, 48:35, 50:30, 53:20, 54:05, 56:40.