I agree that on intrinsic characteristics, it makes more sense than gold. But most people do not even think about what 'money' is, and as with anything there's

I agree that on intrinsic characteristics, it makes more sense than gold. But most people do not even think about what 'money' is, and as with anything there's a lot of inertia in established practices. Esp. when a key aspect of money is salability, any alternative has a very steep hill to climb. Gradually, then suddenly