Sorry your wrong:
8:14-8:15 = 10 posts
8:15-8:16 = 11 posts
8:16-8:17 = 16 posts
8:17-8:18 = 16 posts
8:18-8:19 = 14 posts
8:20-8:21 = 12 posts
8:21-8:22 = 18 posts
8:22-8:23 = 16 posts
8:23-8:24 = 15 posts
8:24-8:25 = 16 posts
8:25-8:26 = 13 posts
8:26-8:27 = 11 posts
8:27-8:28 = 18 posts
8:28-8:29 = 13 posts
__________________
15 minutes = 210 posts
1 hour = 840 posts
2,000/840 posts to go = 2.4 hours to go
ETA = 144 minutes @ 11:00pm
