> ~80% of people recover on their own, so a treatment doesn't even need to work that well... 20% of people needing hospitalization and 5-10% needing mechanical

> ~80% of people recover on their own, so a treatment doesn't even need to work that well... 20% of people needing hospitalization and 5-10% needing mechanical ventilation in an ICU does NOT mean treatments don't need to be very effective. ...unless you assume your in the 80% and you don't care about anyone else.