$BTC Bitcoin ($BTC) is the world’s first and most prominent cryptocurrency, launched in 2009 by the mysterious Satoshi Nakamoto. It operates on a decentralized blockchain, enabling peer-to-peer transactions without the need for intermediaries like banks. Bitcoin is often referred to as "digital gold" due to its limited supply of 21 million coins and its role as a store of value. It has sparked a global financial revolution, inspiring thousands of altcoins and decentralized technologies. With increasing institutional adoption, Bitcoin continues to be a key asset in both investment portfolios and the broader crypto economy, symbolizing freedom and financial innovation.