Touchscreens are already [link url=https://futurism.com/videos/turn-every-surface-in-your-home-into-a-touchscreen/ target=_blank]projected onto surfaces[/link]. However, the surfaces have to be smooth so that a touch can be recognized. The ultrathin silicon mat from the University of British Columbia, by contrast, is able to recognize tapping and swiping gestures when stretched or folded. A first step towards the physically flexible smartphone. Saving the best for last: 1 m² of this material costs about US$ 1. If the interior of a car would be covered with this material, then the dashboard could be controlled from anywhere.