I have always been fully vaccinated. My children have been fully vaccinated. But I have to admit some trepidation about a fast-tracked vaccine. Governments need

I have always been fully vaccinated. My children have been fully vaccinated. But I have to admit some trepidation about a fast-tracked vaccine. Governments need a silver bullet to end Covid-19 quickly, which means that the risk of corners being cut is non-zero. I'll probably take the shot, but vigilance is in order.