This series of articles will describe just enough of Bitcoin for budding Ethereum developers to better understand how Ethereum works under the hood, then begin to explore some routes by which new Ethereum devs can begin developing contract-orientation just like they developed their sense of object-orientation back in the day.
Source: Time sure does fly! — Medium
This article, first in a series, provides an overview of Bitcoin designed to help new Ethereum developers get their bearings in the fun filled world of cryptocurrency and blockchain.