Is it not possible that this is a time-related effect rather than a mask-related one? As the pandemic has gone on over the last 6+ months, people have grown ti

Is it not possible that this is a time-related effect rather than a mask-related one? As the pandemic has gone on over the last 6+ months, people have grown tired of the measures, especially given the low mortality rates in most places. For your point to be true, you'd have to compare mask wearing and not mask wearing practices at basically the same point in time rather than weeks or months apart.