The coronavirus death-forecast model that apparently convinced President Trump and British Prime Minister Boris Johnson to shift to a policy featuring unprecedented lockdowns of the healthy "could go down in history as the most devastating software mistake of all time, in terms of economic costs and lives lost." That's according to two software company executives writing in the Daily Telegraph newspaper of London. David Richards, CEO of the British-American software firm WANdisco, and Konstantin Boudnik, the company's vice president of open source development, were referring to the Imperial College of London report March 16 forecasting 2.2 million deaths in the...