$BTC Bitcoin (BTC) is the world's first and largest decentralized digital currency. Created in 2009 by Satoshi Nakamoto, BTC enables peer-to-peer transactions without intermediaries. It's powered by a decentralized network of computers solving complex mathematical problems, validating transactions, and recording them on a public ledger called the blockchain. With a limited supply of 21 million, BTC has become a store of value and a popular investment option. Its market capitalization dominates the cryptocurrency market. BTC's volatility and potential for significant price swings have captivated investors and sparked widespread adoption, solidifying its position as a pioneering digital asset.