Or any other currency, or world traded commodity.
Only in Russia would somebody think that a currency has value all by itself.
If you are in Russia, you use the ruble. They are fine.
The exchange rate continues to fluctuate, particularly as the western globohomopedo nations try to punish Russia financially.
That has pushed other nations together to create an alternative BRICS+ financial system.
... mostly nations that produce and extract real things.