To boost sales of its phones and new operating system, Microsoft said it would provide tools to make it easier to design apps for Windows based on apps that run on Android or Apple.
Top-secret documents suggest U.S. government researchers created a version of Apple's application development tool to create surveillance backdoors into programs distributed on the App Store.
Rather than cramming tons of new features into the phones, Samsung improved on a few core elements including design, build quality, and the fingerprint sensor.