In previous pandemics in Japan and Hong Kong, people were explicitly making the argument that even if they do nothing practical to reduce spread, mask wearing h

In previous pandemics in Japan and Hong Kong, people were explicitly making the argument that even if they do nothing practical to reduce spread, mask wearing has a beneficial effect of raising social consciousness. To follow literature on this, you could start with Burgess(https://pubmed.ncbi.nlm.nih.gov/22443378/ https://pubmed.ncbi.nlm.nih.gov/22443378/).