May 7, 2012 – The important thing to understand is that capacitive touch technology can be used with almost any object or surface.
…Touché accurately and quickly detects gestures on objects as disparate as a doorknob, table, and water in a fish tank. In one very exciting example, the video postulates a future where you interact with your smartphone (or other wearable/implanted computer) by performing touch gestures on your own body.