One of the many promises of iOS 5 was that it would lead us out of the wired wilderness and into the modern world of over the air updates, syncing, and backups. Anyone with iPhones and iPads knows the pain of constantly having to tether their devices to their computer just to update things like podcasts, and to make sure apps and settings are backed up. Now those things can be done over Wi-Fi, provided a few conditions are met.
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