In a statement provided to TechCrunch, Apple has indicated that improvements made in iOS 10.2.1 have addressed most of the problems with unexpected shutdowns that some iPhone 6 and iPhone 6s users were experiencing. Apple notes that approximately 50 percent of iOS devices are already using iOS 10.2.1 and that Apple has been receiving diagnostic data from users on that version revealing a reduction of over 80 percent on iPhone 6s devices, and over…