Wayne Duggan
U.S. News & World Report
September 2, 2022
(AP Photo/Kin Cheung, File)
Bitcoin (BTC) was the first cryptocurrency ever created back in 2009, and it remains the most popular and valuable digital currency in the world today. Bitcoin is a blockchain-based decentralized digital currency powered by a network of users who verify and record transactions without relying on a central authority or intermediary.