$BTC Bitcoin or BTC is the first and most popular cryptocurrency 🪙 it was created in 2009 by an unknown person using the name Satoshi Nakamoto 🧠 it runs on a decentralized network called blockchain where transactions are verified by miners using computers ⛏️ it has a limited supply of 21 million coins which makes it scarce and valuable 📉📈 people buy BTC as an investment or to store value like digital gold 🪙 it’s very volatile so prices can swing fast ⚡ you can store it in hot wallets or cold wallets for better safety 🔐 always use secure platforms to buy or trade BTC 🏦 don’t invest without learning the basics 📚 BTC is changing the future of money 🌍🚀