1/ MASTER THREAD. Do masks work?

Kudos to @ianmSC who compiled a simple set of graphs charting the rise and fall of #COVID19 cases & hospitalizations ALONG SIDE of the date of mask mandates. Take a look...

1) Israel vs. Sweden
2) Miami-Dade
3) Hawaii (cases)
4) Hawaii (hosp) pic.twitter.com/X6p5go68db

— Justin Hart (@justin_hart) October 5, 2020