Ok, but you know what has a really really direct effect on colds? I swear, it's like people don't understand why we measure R_t. propagation is sigmoidal pheno

Ok, but you know what has a really really direct effect on colds? I swear, it's like people don't understand why we measure R_t. propagation is sigmoidal phenomenon. A reduction in transmission by 10% can easily lead to a reduction in prevalence by nearly 100%.