The Windows* Runtime API, also called WinRT, is the new core API for Windows 8* Store apps.
Touch has become the most important input type for handheld devices. It has many useful use cases in real life.
An accelerometer is one of the mandatory sensors that all Ultrabook™ devices must possess. This sensor can detect motion and gravity. Use cases for this sensor are innumerable.
Ultrabook™ devices support more than one screen orientation such as landscape, portrait, face-up, etc.
Mobile computing has been one of the most disruptive technological advancements we have seen in this decade.