$BTC Bitcoin (BTC) is the world’s first and most well-known cryptocurrency, launched in 2009 by an anonymous entity known as Satoshi Nakamoto. It is a decentralized digital currency that enables peer-to-peer transactions without the need for a central authority like a bank or government. Built on blockchain technology, Bitcoin offers transparency, security, and immutability. With a fixed supply cap of 21 million coins, it is often referred to as “digital gold.” Investors view Bitcoin as a hedge against inflation and a store of value. Over time, BTC has gained global recognition, sparking debates across financial, technological, and political landscapes.