Yes, because they have a different system for getting that information. You have your personal ID card. If you move, you have to register that move. If you go to school, you have to register that with your card, and so on. That's how they map out where people are and the characteristics of people.
I think it has been said here that, in the North American context, it would not fly. So you have to have an alternative, and we have a traditional—