Экспонента, конечно же

popsci.com -- Scientists at the National Bureau of Economic Research analyzed the relationship between anonymous cell phone tracking data from cities where Black Lives Matter (BLM) protests occurred and CDC data on new COVID-19 cases. They found that, contrary to what some experts predicted, COVID-19 infection rates actually decreased in places that experienced BLM protests—even when those protests had particularly large showings of people. Локдаун был необходим.