system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why do some sporting events start at such random times, for example Duke vs. Wisconsin started at 9:18, why not 9:00 or 9:30?
gpt
This is to give the pre show broadcasting team to have time to set up and introduce the game. Additionally, this is a marketing scheme for organizers to earn more money as you tune in at 9:00 PM with a bucket of pop corn and watch 18 minutes of advertisements.