Those people are already getting their second or third boosters. What makes you think it would take 20 years for them to get it instead of inside of a year? Cov

Those people are already getting their second or third boosters. What makes you think it would take 20 years for them to get it instead of inside of a year? Covid is highly infectious and spreads easily in spite of mass vaccinations. Getting vaccinated and boosted up is all you can do and even then if you're in a high risk demographic you can still die.