Hermann also said that he forsees the day when by just looking at your stereo or a light panel, you could turn it on or off. He adds: "You could even control a kitchen display showing recipes or other information when your hands are busy or covered in ingredients."
While this is probably a long way off for the end user, it's a fascinating technology. Most people today can't fathom using a computer without a mouse. Perhaps in a few decades, the same can be said for an eye movement sensor.