Imagine a world where you simply stare at your TV for a few seconds, and in response it turns itself on and takes you to the correct folder of videos, I.e. kids movies, recorded tv, or other video library. http://www.bdti.com/
Imagine a world where your Ipad attached to the wall can detect who you are via the camera, and give you a personalized menu based on time of day. http://www.cultofmac.com/151122/ipads-new-camera-will-change-the-way-you-document-your-life-opinion/
Imagine a system that detects properly what you say and can react. http://www.howtoforipad.com/how-to-use-siri-on-the-iphone/