History of Fiat
Fiat crrrency first existed in about 1000ad in China to other places in this world.Before then,gold was the popular used cryptocurrency.But the conversion of gold to usd the gold certificate was stopped by a USA president due low numbers of gold and high number of receipt.
Fiat currency such as usd,pounds,euro rupees Yuan get thier value from the supply and demand in the market.Those currency do fall due to hyperinflation because they don't have commodity.