Tobias Baer explains why the lack of randomized testing hampers businesses and raises the costs of the COVID-19 pandemic.  The lack of randomized testing again and again hampers businesses because it means executives need to make decisions half blind – and Covid-19 is no different, only that in the case of Covid-19, the cost of not doing randomized testing literally might run into the trillions of dollars. Randomized testing is nothing new – and widely considered best practice in…