The thing that gets scarier about that - is that in the past I am guessing a "civil war" was probably not possible because you don't know what side anyone is re

The thing that gets scarier about that - is that in the past I am guessing a "civil war" was probably not possible because you don't know what side anyone is really on. Everyone from every political background lives everywhere. Your neighbors. But what happens when half of everyone wears a mask and the other half does not?