Just wanted to highlight an interesting thought and see what people thought might be the current trends leading to a NUI:
"Altogether, the devices show Microsoft's vision for the future of computing, one that increasingly will rely on a host of natural user interfaces to let people abandon the keyboard in order to speak, point, touch and, eventually, think their commands."
I saw the iPhone dieting app, for example, that tries to skip the manual process of entering in caloric data by photo recognition.