As Mark mentioned in his WWDC 2013 roundup, Apple appears to behind the iPhone in development of iOS 7 for the iPad. For now at least the iOS 7 betas are only available for a smaller list of iPhones and current iPod Touch. Our weblogs before the event showed tons of iPhones running iOS 7 but only a few iPads (below) suggesting that Apple is further behind in development for the larger screens.
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