>"Yes, a lot of laypeople were expecting them to outright prevent infection at much higher rates, but that was never the deal from the start." What was the dea

>"Yes, a lot of laypeople were expecting them to outright prevent infection at much higher rates, but that was never the deal from the start." What was the deal? It seems like there was a lot of vague verbiage forecasting, and un-falsifiable predictions (which is unfortunately the norm).