question the dominant narrative concerning masks and respiratory viruses My limited understanding of that narrative is that COVID19/SARS-CoV-2 needs larger dro

question the dominant narrative concerning masks and respiratory viruses My limited understanding of that narrative is that COVID19/SARS-CoV-2 needs larger droplets to spread, and thus common masks help. But other viruses may be able to spread further as aerosols and last longer on surfaces, thus common/non-fine-particulate-filtering masks may not help.