You’re not supposed to notice that every Covid cluster in Singapore is in an indoor space, with people packed together in close confines for prolonged periods of time, while wearing masks. This includes ships, migrant worker dormitories, indoor eateries, and airport terminals. You’re not supposed to notice that less than 1 percent of Covid transmissions occur in outdoor spaces. These include open-air hawker centres reliant on in-person dining, outdoor sports and recreation, and any outdoor gathering that is not crowded. You’re not supposed to notice that 94% of Covid fatalities in America had comorbidities and only 6% died solely because...