The gentleman in the picture below works in one of the many shops in the souq in Mutrah in the captial of Oman, Muscat.
In addition to being a persuasive seller of pashmina and “same-same-but-different pashmina” shawls, he is also a numismatic. Among the curiosities of his collections he counts a Jugoslavian 1 000 000 000 (one billion) dinar note.
If anyone wonders what inflation is, this is the answer; inflation is when you have to carry one billion of anything along with you in order to shop groceries.