From barter system to UPI payments, the journey of money is the story of human innovation and trust. This 60-second visual timeline shows how currency evolved — from grains and cowrie shells in ancient India, to metal coins, gold dinars, hundis, British banknotes, ATMs, and today's digital payments. Watch how money transformed trade, power, and society — one era at a time. A perfect quick revision for UPSC, SSC, State PCS, Banking & competitive exams — and a fascinating history lesson for everyo