#btc70 $BTC Bitcoin (BTC) is the world's first and largest decentralized digital currency, launched in 2009 by an anonymous individual or group using the pseudonym Satoshi Nakamoto. It is based on a peer-to-peer network, with no central authority or government control, and uses cryptography for secure financial transactions. Bitcoin is created through a process called mining, in which specialized computers solve complex mathematical problems to validate and record transactions on a public ledger called the blockchain. With a limited supply of 21 million coins, Bitcoin has become a store of value and a medium of exchange, widely accepted by merchants and individuals worldwide. Its market capitalization is over $1 trillion, making it the largest cryptocurrency by market cap, and its price has fluctuated significantly over the years, attracting both investors and traders.