As powerful as Apple's iOS is, some users will always disagree with the way certain things are implemented throughout the system, meaning there will always be a place for jailbreaking in the iDevice ownership world. One of the much discussed areas of concern in iOS is the way in which users can see what is running in the background and invoke apps from the multitasking part of the OS, something that Apple added as one of the major new features of iOS 4.
