Sure, it is a smart design, probably the best we have thus far, but it is not a perfect system. We are fortunate to live in an era where it doesn't matter, we c

Sure, it is a smart design, probably the best we have thus far, but it is not a perfect system. We are fortunate to live in an era where it doesn't matter, we can move somewhere else and be fine. But we could face a situation were the locals control important natural resources, and the locals may not want to share with those outside the boundaries. Then wars usually result.