Disclaimer: This is not financial advice. ❖ Blockchain ➔ Brief History of Blockchain Blockchain was first introduced in 1991 by a group of researchers for timestamping documents to prevent any backdating. But this technology went mostly unused until 2009 when Satoshi Nakamoto invented the first cryptocurrency Bitcoin, which used blockchain technology. But what exactly is blockchain? How does it facilitate the existence of cryptocurrency? ➔ What is Blockchain? Blockchain is a database. It diff...