I urge everyone it read this article about the effects Covid-19 can have on the brain. Up to 50% with Covid-19 have experienced neuroligical problems. Important risks to weigh up when the focus is on opening up the economy.
Spanish newspaper El País published a fascinating analysis of three indoor Covid outbreaks and looks at how they could have been avoided. The article suggests mitigation techniques in the relation to outbreaks in a call centre in South Korea and in a restaurant and on a bus in China. Tactics include natural indoor ventilation, zig zagging of employee desks, avoiding background music in restaurants to prevent patrons from raising their voices to talk, and avoiding the recirculation of air.