The Pfizer vaccine is not a silver bullet. Its efficacy is much higher than the 50% threshold set by the U.S. Food & Drug Administration (FDA), but could still leave tens of millions of vaccinated Americans at risk.This means that many pandemic protocols are likely to remain in place, either by law or by habit, and some businesses already are preparing for this new normal — including startups that developed new products and services during the pandemic.
Source: Pfizer vaccine is no silver bullet - Axios
