Betting markets for various iPhone related events. Here are some of the current odds:

Consumers are reported camping out waiting for an iPhone: 3/1
Initial iPhones get recalled: 30/1
Consumers pay at least 3x the original price ($1,500) on ebay: 2/1
The screen breaks/cracks like Apple's 1st Gen Nano iPod: 150/1
Mass reports of the battery life less than promised 8 hours: 10/1
Someone is trampled while trying to get an iPhone: 20/1
iPhone spontaneously combusts: 150/1

(Via Marginal Revolution.)