There are no studies that I know of that show that cloth masks provide protection for the wearer. The consensus now seems to be that they are effective at decre

There are no studies that I know of that show that cloth masks provide protection for the wearer. The consensus now seems to be that they are effective at decreasing the likelihood that a sick person spreads it to a healthy person if sick people wear them. Related: https://slatestarcodex.com/2020/03/31/ssc-journal-club-macintyre-on-cloth-masks/ https://slatestarcodex.com/2020/03/31/ssc-journal-club-macin...