J.P. Morgan: Lower-Priced MacBook Air Opens Up $63B Potential for Apple   The Street Sees MacBook Air Price Cuts as Eroding Windows-based PCs   Report: Apple/GT Advance Sapphire Production Starts on a Small Scale   Redditor iOSecure Explains Why Touch ID is Better Under iOS 7.1.1   Google Brings Native Versions of Docs and Sheets to iPad   Apple Hires New Director of Renewable Energy   From Above: The Apple Spaceship is Taking Shape   : Learn Apple software, plus business and creative skills, from easy-to-follow video tutorials at .