iPhone OS 4.0 is the next major release of the firmware’s operating system (OS) for popular Apple’s iDevices, including iPhone, iPad and iPod touch. In fact, Apple officially the impending arrival of iPhone OS 4.0 through Apple event held at held at Apple’s One Infinite Loop Campus in Cupertino on April 8th, 2010, with video demos and highlights of key enhancements and features mainly aim … Continue reading iPhone OS 4.0 Features, Enhancements and Availability