The opposite: doing the same everywhere is the surest way to run into problems.
(1/4)
Still, we do not understand the virus well yet, and that's still an additional risk.
- areas of different colors
- applying a tailored approach to each, maximizing what we know works or isn't risky, and minimizing what we know is risky
- restrict travel bw areas of diff color
Any "country-wide policy" with no fractal division is bound to be fragile to error (in either direction), inefficient, and bureaucratic rather than practical.
These are very specific to the location considered.