Slate – Who needs them, what kind you should wear, when to wear them, and why. “…As of Friday (April 3, 2020) afternoon, the recommendation in the CDC’s guide on how to protect yourself still has its old advice: no need to wear a mask unless you are sick. Trump indicated in the press briefing that the new guidance would only apply to people in coronavirus hot spots and noted that it was a mere recommendation, one that he himself would not be following. There will probably be updated guidance and clarifications in the days to come. For now, let’s go with: The CDC suggests you can wear a mask, if you want to, and you should wear a mask if you are sick…”