Actually all printed money must be backed up with goods or services that confirm their solvency.
You can't just print money and say this paper will worth 100 USD...It's from economical theory)

But as we know in 2008 USA showed the world how to abuse it)))

The best feature of crypto is decentralization and it rate volatility shows us how money have to work!
It is a future of money i believe. With and without control the same time)