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There is a lot of real evidence that masks do work https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(20)31142-9/fulltext?#.XxRifFxeF38.facebook h

• giantDinosaur 6y ago
  My impression is that the consensus is reasonably strong that masks work in and of themselves, that is - they do act as a physical barrier against transmission, but, most infections are happening at e.g. family gatherings and in households, so the actual effects of masks writ large are more muted than proponents argue. Basically, it's like saying seat-belts work, which is obviously very true, but regarding them in a kind of isolation that forgets about setting speed limits.
  • herbst 6y ago
    Could it be that most transmissions happen with family and not shopping simply because the majority wears masks? In countries with actually working contact tracing you have regular cases from restaurants and doctor offices. For example
• IfOnlyYouKnew 6y ago
  Quoting myself: right now, January 2020, (meaning: I was trying to reenact a scene from the beginning of (gestures around) all this) That paper: June 2020