8>)
Also think Zimbabwe & Venezuela where it adversely affects a large segment of the citizenry, because the currency has basically become totally worthless.
It is worthless compared to ours since ours is the default standard whether others are tied to it or not. Its been our salvation thus far: if not ours, whose?
China is working real hard to make their yuan the world standard. When and if that happens ours is subject to the same pressures.