In a delightful short video, Klara Sjöberg demonstrates the extreme and alarming freakout that you can trigger in a mechanical calculator by trying to divide a number by zero; in a followup, Lynn Grant tweets "That is why the old Friden calculators had a 'Divide Stop' key."
What happens with you divide by zero on a mechanical calculator. pic.twitter.com/CLfeoSzqzX
— Klara Sjöberg (@klara_sjo) April 13, 2019
