It's called hyperinflation, and history is surely gonna repeat itself once again.
A loaf of bread in Berlin that cost around 160 Marks at the end of 1922 cost 200,000,000,000 Marks by late 1923. By November 1923, one US dollar was worth 4,210,500,000,000 German marks
The answer to all of the above is "capitalism"
Actually, it's "inflation"
It's called hyperinflation, and history is surely gonna repeat itself once again.