So much this. Especially on Twitter, but more dangerously in published papers.https://twitter.com/laurahelmuth/status/1273979510019502080 …
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Also, so many public health experts at the time were arguing, incorrectly, that there was a risk of false sense of security (no evidence to think that, and evidence not to think that) and that incorrect wearing would increase risk of infection (how? no evidence for that either).
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Many were doctors who couldn't grasp the difference between PPE at a hospital setting where incorrect wearing *compared to correct wearing* was indeed worse for self-protection and community-mask wearing for source protection compared to *no masks*. I caught so much grief!
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