Time to place bets?
Prime release.
Developers say May.
I am saying July.
I want to open up some betting with about 5 people.
10k says it will be July and those that say May must bet 10k against me. I am prepared to bet 50k on > 1st July release.
I will take that bet

I bet 10k that Prime (whatever that might be) will not be released in May but will be released before July.