An upcoming iOS 5 feature has been leaked in iTunes. Following the rumor that iOS 5 would offer over-the-air downloads for iOS updates, MacRumors has uncovered a new Apple feature called "Automatic Download."
Currently, users have to manually update App Store apps. You can update one app at a time, or update all apps at once in the App Store app. Automatic Download would allow for OTA downloading and syncing of app updates in iOS...