Even if it is, it leaves the responsibility of updating the data to the maintainer of country-data. That, and it's really quick to just use an existing module.

Even if it is, it leaves the responsibility of updating the data to the maintainer of country-data. That, and it's really quick to just use an existing module. I believe GP wanted to use country-data as just an example for both (or either, or more) of these points^.