The well-known U.S mobile carrier, AT&T has officially announced the upcoming availability of the highly-anticipated Apple iPhone 4, which Apple claims as the thinnest smartphone ever (9.3mm thin), featuring high-resolution, vibrant 3.5-inch (960 x 640 pixels) Retina display, 5 megapixel autofocus camera with LED flash and backside illuminated sensor, (720p/30fps) HD video recording capability, multitasking and new FaceTime video calling, powered by newest iOS 4 […]