So many effective measures in the world aren't all or nothing, but still help substantially in managing risk. 60-80% reduced probability of transmission is hug

So many effective measures in the world aren't all or nothing, but still help substantially in managing risk. 60-80% reduced probability of transmission is huge. Sure, you're going to want to be careful not to go to a rave and then get on an airplane before visiting your immunocompromised relative for whom vaccination is contraindicated, and you might want to watch infection rates in your community, and perhaps even take other measures. But that's approaching an order of magnitude reduction in risk.