Most being the operative word too: 1 in 1000 get encephalitis and brain damage, 1-3 in 1000 die!
Measles R0 is also something absurd like 15, with spread characteristics of "a person with measles goes in an elevator - the next day a person gets in the same elevator and catches it".
Fine, but if it's just a matter of degree, why would anyone want to keep spinning the evolution roulette wheel that might lead to a variant with significant vaccine breakthrough? This is a global pandemic that we have effective tools to fight not being fully utilized.
Measles R0 is also something absurd like 15, with spread characteristics of "a person with measles goes in an elevator - the next day a person gets in the same elevator and catches it".