Brave German designers are not shy about experimenting with form. Of course, the day when such a concept could be put into practice, will not soon, despite the existing achievements in the field of flexible OLED-screens. The idea is simple - there is a small tube with a wire, standard connectors and speakers. At his literally wound rolled in a tube display, which is practically a slight movement of the hand can be easily turned into a laptop screen with a keyboard and large display. And with great desire in the display still appears and folding legs. We all love these concepts precisely because of what they look spectacular and much promise.