iOS 8 vs iOS 7 visualised: here's what has changed
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While the new iOS 8 is already in developers' possession, the great majority of iPhone and iPad owners won't get to experience it first-hand until later this year. That's because the version made available by Apple is just an early beta – an unpolished release made for devs to tinker with – while the final variant's release is still several months away.
Things that are NOT allowed: