The Walrus: The Toilet Papers: Can a High-Tech Sanitation Appliance Save Lives in Poor Countries?
By Jeremy Keehn in The Walrus, May 2014 Magazine. We hear within us the perpetual call: There is the problem. Seek its solution. —David Hilbert, presenting his twenty-three grand challenges to the International Congress of Mathematicians, Paris, 1900 ONE EVENING last November, I went to an upscale....