budou unikat tzv. superpřenašeči, třeba i bez příznaků

https://edition.cnn.com/2020/11/20/health/cdc-coronavirus-spread-asymptomatic-website-wellness/index.html

Masks are primarily intended to reduce the emission of virus-laden droplets (“source control”), which is especially relevant for asymptomatic or presymptomatic infected wearers who feel well and may be unaware of their infectiousness to others, and who are estimated to account for more than 50% of transmissions.

https://www.cdc.gov/coronavirus/2019-ncov/more/masking-science-sars-cov2.html

Uvidíme, jak rozvolňování dopadne.