It was just an example. Other packages could also set new variables / parameters in their configuration. It might not be a problem in the beginning if the variable is just repopulated, but it might blow up in your face in the future.
If you use Nix you're completely blind to that unless you A) religiously check your state or B) use another tool like 'git' or 'nh'. Like I said, it's a blind spot, both figuratively and literally.
If you use Nix you're completely blind to that unless you A) religiously check your state or B) use another tool like 'git' or 'nh'. Like I said, it's a blind spot, both figuratively and literally.