Is there a market for jailbroken apps?

Within a week of its beta-release to developers, Apple's (NASDAQ:AAPL) iOS 5 was jailbroken by two separate teams of hackers, the iPhone Dev Team and ih8sn0w. This interest raises a number of questions: What is driving the jailbroken market? Is designing apps for jailbroken iPhones a profitable endeavor for developers, or should they stick to making apps for the Apple App Store? And will the market for jailbreaking continue into the future, given Apple's continued iOS innovation and the risks involved with jailbreaking, such as voided warranties? Special feature