Vaccines, especially new ones, rarely maintain their in-lab efficacy rate once released to the wider public. The final product will likely be in the 50 to 80% range, meaning a percentage of the population will still be vulnerable. Which could include you if you get vaxed and unlucky.
It will also take time for the immunity to reach critical mass in a p population. But that time is greatly decreased if people keep wearing masks and distancing after the vaccine effort is ramped up.
This fight is far from over.
It will also take time for the immunity to reach critical mass in a p population.
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