Banks and governments, and others looking to create something out of nothing, were restricted by gold.
You are starting a thread on fundamentals in the psychology of wealth-building. Gold is important as BTC is important because man has fear. Fears are subsided with a form of security.
To add to that, man holds a cash balance to prepare for uncertainty.
There's always uncertainty. Just makes us feel better. So, anything to mitigate risk and the feeling of suffering.
