Even still on Earth, we're mining ~2% more gold annually. More gold in absolute terms is being mined than any other time in human history.
You just answered the quantum question yourself. We can upgrade the bitcoin protocol with quantum resistant cryptography. I very much doubt it would be a contentious fork. No need to bootstrap an entirely new value network.
You just answered the quantum question yourself. We can upgrade the bitcoin protocol with quantum resistant cryptography. I very much doubt it would be a contentious fork. No need to bootstrap an entirely new value network.