Last lecture was at the office ended up

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0
28:24
22:11
32:45
21:44
11:17
08:49
56:00
32:28
21:06
18:48
06:19
15:18
36:52
19:19
57:14
08:00
38:57
08:29
26:25
36:53
08:17
10:16
13:43
10:01
10:40
11:38
23:40
29:51
09:11
03:51
23:29
24:19
23:12
25:59
05:09
15:43
29:40
20:40
26:27
01:11:14