To understand the need and purpose of bitcoin, we need to understand a few things about money as we know it.

History of Money
In the following video we will learn how money has changed through out history, leading to the latest form - cryptocurrencies.

Functions of Money
Next we will learn about the 3 main functions that money has - 1) Medium of Exchange, 2) Store of Value, and 3) Unit of Account.

Good Money
Finally, we will learn about the characteristics which make something usable as money.


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