Proof of Work is a term frequently mentioned in relation to cryptocurrency and blockchains. This term can be slightly confusing for those who are new to the space, especially since fully understanding PoW requires an understanding of other concepts that are foundational to blockchains. In this article, I will attempt to provide a comprehensive yet easy-to-understand explanation of these foundational concepts and how they relate to PoW.Background on BlockchainsWhen considering traditional fina...