Cryptocurrencies were going to be the future of money. Why haven't they lived up to their own hype?

Cryptocurrency advocates are trying to change the world with a paradox of new technology and an idea we've outgrown after thousands of years.

Bitcoin isn't about to crash, but it's very unlikely to scale up to a currency freely used around the world.

Bitcoin is supposed to be a whole new way to manage money. But the humans handling it are still the same and falling into old habits with this new currency.