> masks absolutely work The handful of large, high-quality studies show that cloth masks have no significant effect on transmission, and FFP2/N95 masks have at

> masks absolutely work The handful of large, high-quality studies show that cloth masks have no significant effect on transmission, and FFP2/N95 masks have at best a small effect. The article talks about specific reasons to think that even FFP2/N95 masks might be substantially less effective in schools.