What have I done?

4
0
08:00
06:14
12:40
14:09
16:10
10:20
01:02:22
11:29
16:05
05:21
06:59
29:49
12:59
19:55
04:07
29:55
19:29
14:21
20:18
15:31
23:12
20:51
14:47
01:54:11
14:25
14:33
10:18
13:47
15:31
02:29:40
09:56
16:00
19:03
14:51
01:54:10
10:11
18:06
33:24
05:22
43:37