Bitcoin doesn't need banks, because it can be practically self-custodied, and therefore the economy runs mostly on full reserve. Fractional banking is still pos

Bitcoin doesn't need banks, because it can be practically self-custodied, and therefore the economy runs mostly on full reserve. Fractional banking is still possible, but the risks are contained within private banks and their private IOUs. You don't need more money, because Bitcoin is infinitely divisible. It just means that the value of Bitcoin increases, when demand grows or productivity increases.