It's the rainy season in Myanmar. It’s also cholera season. When Cyclone Nargis arrived two weeks ago, the waters it unleashed destroyed houses and killed people and livestock. The storm also devastated other things that haven’t made the headlines, but that can mean the difference between life and death: toilets. Even before the cyclone, 75 percent of Burmese had no latrines. Like some 2.6 billion ...