Earlier quoted context omitted.
The continued existence of gold as a store of value (and to a lesser extent silver) contradicts this model. Very few economic transactions are denominated in gold, either as a medium of exchange or a unit of account. There is a small amount of industrial demand, but this is far too tiny to justify gold's gigantic market capitalization. Valued on industrial demand alone gold would maybe worth $100/oz, yet today it tra…
Gold is used for jewelry more than it used as a store of value. Even as a store of value, Gold has an advantage of cryptocurrency in that you can actually store it. Cryptocurrency presupposes the existence of the internet. If all the world reserve currencies collapse, there is a good chance that the internet would go down with it, and your cryptocurrency would be worthless.
Not really. You just need some way for nodes to communicate. That could happen over the Internet, or it could happen over mail, or it could happen over a team of ravens carrying transaction data on little scrolls (hell, given corvid intelligence, they might even be able to execute smart contracts in transit).