In that case, the science was more complicated- e.g. the first real public study (Netherlands, I think) showed that wearing a mask had no effect on whether you caught COVID. Mask wearing was all about not spreading COVID to others. But no one wanted to listen to any science than or later.
In that case, the science was more complicated- e.g. the first real public study (Netherlands, I think) showed that wearing a mask had no effect on whether you caught COVID. Mask wearing was all about not spreading COVID to others. But no one wanted to listen to any science than or later.