>So it's arguably not bitcoin. It's always Bitcoin in any scenario we can think of since value never ever leaves the chain, only the person with control of the

>So it's arguably not bitcoin. It's always Bitcoin in any scenario we can think of since value never ever leaves the chain, only the person with control of the on-chain value changes. >Someone can just print out the same paper wallet twice. I used "paper wallet" as a simple place holder, many tamper resistant one time use solutions exist, like Opendime.