iPhone 6 likely to have barometer for altitude, weather tracking

The iPhone 6, iWatch, and/or new iPads will likely have a barometer for tracking altitude and local weather, code in the iOS 8 and Xcode 6 betas suggests. Updated CoreMotion APIs make explicit reference to an altitude tracking framework, and check if a device supports it. The iPhone 5s fails this test, even though a number of existing iOS apps attempt altitude measurements using GPS and Apple’s M7 motion co-processor….

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