$BTC Bitcoin (BTC):

Bitcoin, launched in 2009 by an anonymous entity known as Satoshi Nakamoto, is the first and most prominent cryptocurrency. It operates on a decentralized blockchain, using a proof-of-work consensus mechanism where miners validate transactions and secure the network. With a maximum supply of 21 million coins, Bitcoin is often referred to as "digital gold" due to its scarcity and use as a store of value.

Market Impact:

Bitcoin has revolutionized finance by introducing a peer-to-peer, censorship-resistant system. It dominates the crypto market, influencing the price movements of other cryptocurrencies and being widely adopted by investors, institutions, and governments.