By gently touching the paper surface, continuative information is retrieved. Thus multimedial applications can be controlled interactively and self-explanatory.
The surprising thing is: The technology remains invisible to the viewer, paper and the characteristic of how the pages are turned are not affected! The book persists in its original form and the viewer can still feel its surface structure.
The operation is similar to that of a touch screen. However, due to the pleasant haptic of printed paper, the control causes a surprisingly different experience from what the viewer is used to with touch-sensitive monitors.