Elon Musk regularly tweets about it. Something that has been compared to Henry Ford’s automobile while at the same time being more secure than the vault at Fort Knox. Bitcoin, Ethereum, or even Dogecoin and their underlying blockchain technology has been in the headlines since its inception. Is it a financial revolution? A pursuit for a more democratized society? A breakthrough in technology? In order to understand all this, it is important to dive into its history. This book describes the history of blockchain and especially cryptocurrencies. in an easy to understanding manner. Josef L. Chen is an active member of cryptocurrency forums, cryptocurrency investor, advisor, and author of the book “Satoshi Vs the Establishment: A War of Currencies – Can Bitcoin ever win over Fiat”.