Bitcoin is a decentralized digital currency that operates without the penury to go to a central dominion or broker, like a bank. Introduced in 2009 by an unrevealed individual or congregation subservient to the pseudonym Satoshi Nakamoto, Bitcoin is powered at hand blockchain technology, a public ledger that records all transactions securely and transparently. It is known for its reduced supply of 21 million coins and its say as a collect of value and mean of exchange. Bitcoin has enhance a popular investment choice and a sign of the evolving digital economy.