Cryptocurrencies have disrupted the traditional financial landscape, presenting new opportunities and challenges for the global economy. As decentralized digital assets, they offer fast, secure, and borderless transactions, but also raise concerns around regulation, stability, and sustainability. From Bitcoin to Ethereum, from ICOs to DeFi, the cryptocurrency ecosystem is evolving rapidly, shaping the future of money and finance in profound ways. Whether you are a trader, an investor, a policymaker, or just a curious observer, understanding the impact of cryptocurrencies on the global economy is essential for navigating this exciting and complex landscape.