Human civilization has come a long way to be well-organized and operate seamlessly in the society. One of the most challenging problem for humans, was to exchange the value with one another. People bartered before they began using money which was inconvenient to do. Money is a concept which made them easy to trade their products and services. Money is one of the most advanced tools engineered by humans to carry out value exchange for thousands of years. The oldest known coin minting site was in China which began using coins around 640 BC. Since then, humans have been constantly improving and changing the shape and system of money. The new form of digital money is being built and accepted as the new form of money for value exchange as you’re reading this.