It just occurred to me how differently global currencies are under pressure. When you look at which are the weakest currencies in the world, it becomes really interesting — or rather, frightening for the people there. The Iranian Rial tops this infamous list. With an exchange rate of 1 Rial to 0.000024 USD, you have to seriously wonder how daily life functions. Sanctions and political instability have completely destabilized the economy there.

But the Rial is not alone. The Vietnamese Dong is also struggling, even though Vietnam's economy is actually growing — export problems and investment hurdles are weighing on the currency. Then there are the Sierra Leone Leone and the Laotian Kip, both battling structural issues in their countries. The Leone still suffers from the aftermath of the Ebola crisis, while Laos is dealing with high inflation and rising foreign debt.

Even the Indonesian Rupiah, the currency of Southeast Asia's largest economy, is among the weakest currencies worldwide. This shows that size alone doesn't help — inflation and economic uncertainty affect everywhere. It's interesting to see how much macroeconomic conditions shape which currency is strong or weak.