Usually the app just gets rejected if someone uses an undocumented feature. Jailbreakers or people developing just for fun or using the adhoc or (I think) corpo

Usually the app just gets rejected if someone uses an undocumented feature. Jailbreakers or people developing just for fun or using the adhoc or (I think) corporate deployment method don't go through the approval process and therefore can't get banned/rejected. So for people in those situations, it's fun to know how to do it.