Daily Archives: February 11, 2021

The UK’s covid app made a serious difference during the winter surge

The news: Researchers in the UK have calculated that its contact tracing app may have prevented around 600,000 cases of covid-19. The announcement is good news for the system—which underwent serious teething problems—and a step forward for exposure notification systems more generally. What they found: The study, by a team of Oxford researchers, modeled the […]