Money Mysteries: 10 Surprising Facts That Will Change How You Think About Cash

From ancient trade to digital wallets, money has evolved in ways that continue to surprise even seasoned economists.

1. The first coins were minted around 600 BCE in Lydia, modern-day Turkey  
2. Paper money originated in China during the Tang Dynasty  
3. The Indian rupee gets its name from Sanskrit word ‘Rupya’ meaning silver  
4. Sweden was the first country to issue banknotes in Europe  
5. The US dollar is the most widely used reserve currency globally  
6. Cryptocurrency mining consumes more energy than some countries  
7. Coins have ridges to prevent shaving off precious metals  
8. The average lifespan of a ₹100 note in India is less than a year  
9. Bartering still exists in rural economies and online swap platforms  
10. Digital payments in India surpassed cash transactions in 2024

Sources: RBI Monetary Museum, Investopedia Currency History, Business Insider India, CoinDesk Trends 2025, Economic Times FinTech Desk