"Money" -What is money, how is it changing, and what do you think it will be in the future?

Whenever someone uses money, it seldom enters their mind that money is something other than what they use to trade for things they need or want, including services. To be honest, money is actually useless within itself. However, people believe that money has value. It's all in a promise. In earlier times people used to barter, or trade one item for another, but they needed something durable, something that would last a long time. It …

…a long time. Whether it was a receipt, a fancy piece of paper, a type of coin, or gold, it is still just a promise believing that it contains value. Many years have past, and money has gone through a lot of changes, and it's still changing. I am anxiously waiting for what the future has in store for the money system, who knows might just be the most interesting way of showing a promise.