They're just "facial decoration" now? Did they ever work?

This continuously changing mask guidance is a huge public policy blunder.


>--
>Why you should upgrade your mask as the Omicron variant
>spreads
>https://www.cnn.com/2021/12/24/health/cloth-mask-omicron-variant-wellness/index.html
>
>"Cloth masks are little more than facial decorations. There's
>no place for them in light of Omicron," said CNN Medical
>Analyst Dr. Leana Wen, an emergency physician and visiting
>professor of health policy and management at the George
>Washington University Milken Institute School of Public
>Health, on CNN Newsroom Tuesday.
>
>"This is what scientists and public health officials have been
>saying for months, many months, in fact," Wen added in a
>separate phone interview.
>
>"We need to be wearing at least a three-ply surgical mask,"
>she said, which is also known as a disposable mask and can be
>found at most drugstores and some grocery and retail stores.
>"You can wear a cloth mask on top of that, but do not just
>wear a cloth mask alone."
>