haptics – is a tactile feedback technology which takes advantage of the sense of touch by applying forces, vibrations, or motions to the user
Two very interesting articles online
1 Can You Feel Me Now? The Sensational Rise of Haptic Interfaces
“Haptics is to touch the way optics is to sight. It’s a user interface that circumvents the cluttered inputs of sight and sound, and it’s appearing in an increasing number of objects we interact with daily. Vibration is just the beginning.”
2 iPad Touch? How Senseg’s haptic system gives touchscreens texture
Author suggest strong likelihood that future iPads will include some sort of haptic technology.