According to Investopedia, focusing on fundamentals such as project adoption rates, on-chain activity, and network upgrades is crucial for cryptocurrency trading. While macroeconomic factors like interest rates and currency movements are unpredictable, traders can gain an edge by analyzing blockchain data, developer activity, and user growth for assets like BTC and ETH. This approach helps identify long-term trends and trading opportunities, especially during volatile market conditions. Source: Investopedia (https://www.investopedia.com/terms/f/fundamentalanalysis.asp).