Still waiting for a very convincing evidence that most masks that people use actually do something. Agree that even with the lack of evidence, it's probably better to wear one, but it's pitiful that by the end of 2020 we still don't really know for sure.
Still waiting for a very convincing evidence that most masks that people use actually do something. Agree that even with the lack of evidence, it's probably better to wear one, but it's pitiful that by the end of 2020 we still don't really know for sure.