$BTC #CryptoTariffDrop Bitcoin is a digital currency that operates through blockchain technology. It is decentralized, meaning no central bank or government controls it. It was introduced in 2009 by a person or group using the pseudonym Satoshi Nakamoto. Bitcoin transactions are secured and made transparent using cryptography. In the current economic system, it is considered a popular investment medium. The number of Bitcoins is limited (21 million), which causes fluctuations in its price.