Lots of challenges remain, particularly when connecting crypto economy to real-world assets like a condo or other things legally tied to a nation’s local currency.
Forget Church and State: The Coming Separation of Money & Banks
Founder Collective

Seems like a pretty big challenge. This seems to be where crypto currency more resembles a security than a currency. You can’t buy a house with Apple stock. You can sell Apple stock for a currency that can purchase a house. Am I on the right track?