$BTC Bitcoin (BTC) is the world’s first and most popular cryptocurrency, launched in 2009 by an anonymous person or group known as Satoshi Nakamoto. It operates on a decentralized blockchain, allowing peer-to-peer transactions without intermediaries like banks. Bitcoin is often called "digital gold" due to its limited supply of 21 million coins, making it a popular store of value and hedge against inflation. Over the years, BTC has gained widespread adoption from investors, institutions, and even some governments. Its price is highly volatile, influenced by market demand, regulatory news, and technological developments. Bitcoin remains a key driver in the crypto space and a major focus for traders and investors worldwide.