It appears in WaPo’s history blog, called Retropolis. It gives no medical advice. And John M. Barry is no random historian saying something in a throwaway manner. Look him up.https://twitter.com/zeynep/status/1245741446583455746 …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
The science is not clear. In fact, one of the things CDC is worried about is if they tell people to wear masks, it will create a false sense of security and people will let up on other very necessary social-distancing measures. Which happened in 1918. https://www.washingtonpost.com/health/cdc-considering-recommending-general-public-wear-face-coverings-in-public/2020/03/30/6a3e495c-7280-11ea-87da-77a8136c1a6d_story.html …
It would have been irresponsible not to include that the masks didn’t work. For all the myriad reasons mentioned in the article, ie cigarette flaps! Movie theater giveaways!
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.