People say drafting and designing are easier on paper as compared to doing it on the computer. It is no a no-brainer that it is much easier to sketch on paper as compared to making digital sketches. The two might be the same thing now. Scientists at Carnegie Melon have developed a paper that becomes digital in a matter of seconds.
It is not a mat or something else. It is normal paper with a conductive material on one side and one sheet of paper only costs 30 cents. The price can be reduced even further by producing it on a mass scale. It truly is a marvelous technology. You can check it out in the video below: