The Nine States of Design An Article by Vince Speelman medium.com Nothing Loading None One Some Too Many Incorrect Correct Done uxinterfaces
From hands to machines It has rarely proved practical to produce exactly the same product by machines as we produced by hand. Mechanization requires you produce an equivalent product, not identically the same one. Richard Hamming, The Art of Doing Science and Engineering: Learning to Learn The Nature and Art of WorkmanshipThe Real World of Technology