28. The method of claim 26 , wherein user's input communication includes nonverbal communications.
28. The method of claim 26 , wherein user's input communication includes nonverbal communications. 29. The method of claim 28 , wherein the nonverbal communications include at least one of gestures, body movements, head movements, non-responses, text, keyboard entries, keypad entries, mouse clicks, DTMF codes, pointers, stylus, cable set-top box entries, graphical user interface entries, and touchscreen entries.