The year is 2015, BTC exchange price doubled every 2 month, everyone buying BTC become rich, there are more consumption, more people are quiting their job and retiring, jobless rate down, GDP up, and inflation is low, it even caused deflation because all money are flowing to BTC

There is a shortage of USD, people start to borrow USD to buy BTC. The banks are very happy to issue the loan, this is their first big wave of customer after housing bubble

Finally FED become concerned and start to tighten, banks stopped issuring new loan, people start to sell their BTC to pay back the loan, the BTC price advancing stopped

But since BTC are also traded in other exchanges by that time, US monetary policy only stablized the USD/BTC price, it won't stop other currencies flowing into BTC to chase the wealth effect. As a result, USD/EUR exchange rate increased very quickly, and hurt US export badly, then there will be a G20 meeting, discuss the worldwide monetary tighten strategy...