Safety cut rope axe man In the first nuclear reactor, constructed by Enrico Fermi in 1942 under the bleachers of the University of Chicago football stadium, the control rods were held up by a manila rope. A man with an axe was told to cut the rope if the reactor got out of hand. This "safety cut rope axe man" is supposedly the origin of the term SCRAM for an emergency shutdown procedure. Brian Hayes, Infrastructure: A Guide to the Industrial Landscape wordsacronymsenergy
What the prototype tells you A Fragment by Matt Webb interconnected.org As soon as I make something, I think of the 100 things I want to have next. That’s why prototyping is good. You don’t need to have much imagination, you just listen to what the prototype tells you. The situation talks backCo-Evolution of Problem and Solution Spaces in Creative DesignThe Battle for the Life and Beauty of the EarthThe game discovering itself designmaking