> There is no evidence that subjecting people to excessive number of infection by creating disease petri-dish conditions in school has any benefit. Genuine que

> There is no evidence that subjecting people to excessive number of infection by creating disease petri-dish conditions in school has any benefit. Genuine question: what defines “excessive”? The way you put this seems to bury the actual question at hand, which determining what level of illness policy, sanitation, etc. is too much?