$BTC

Bitcoin (BTC) is a decentralized digital currency created in 2009 by an anonymous person or group under the pseudonym Satoshi Nakamoto. It operates on a peer-to-peer network using blockchain technology, a distributed ledger that records all transactions. Bitcoin is limited to 21 million coins, making it a deflationary asset. Transactions are verified by network participants known as miners, who solve complex mathematical problems. Bitcoin's value fluctuates based on market demand, and it's used for various purposes, including investment, payments, and as a store of value. It has sparked the development of numerous other cryptocurrencies.