If nearly %100 of the nba is vaccinated, then it's more likely that the break thru cases will outnumber the cases on the un-vaccinated, even if the vaccine is v

If nearly %100 of the nba is vaccinated, then it's more likely that the break thru cases will outnumber the cases on the un-vaccinated, even if the vaccine is very effective at preventing infection. The vaccine does not need to be %100 effective for it to make sense from a public policy perspective.