time stamps
00:00 intro
01:02 question 1a
03:40 question 1b
12:06 question 2a
15:57 question 2b
20:25 question 3a
22:45 question 3b
33:29 question 4
44:33 question 5a
50:00 question 5b
59:30 question 6a
01:04:05 question 6b
01:10:46 question 7
01:28:26 question 8a
01:42:44 question 8b
01:46:57 question 8c
01:48:15 question 9a
01:57:35 question 9b
02:06:44 question 10a
02:10:57 question 10b
02:17:04 question 11
02:36:50 question 12a
02:51:38 question 12b