I don’t think the idea is viable without a huge multinational simultaneous effort to build enough of it for there to be a lot of redundancy, and then an equally

I don’t think the idea is viable without a huge multinational simultaneous effort to build enough of it for there to be a lot of redundancy, and then an equally deep commitment to mutual defense of the infrastructure. Not going to happen in today’s decoupling world. Batteries are a better investment.