QQQ Vs SPY: A Detailed Comparison of Two Main ETFsIntroduction:Within the dynamic landscape of expense options, Trade-Traded Funds (ETFs) have emerged to be a favored avenue for traders searching for steadiness and suppleness. Among the most notable ETFs garnering attention tend to be the Invesco QQQ ETF (QQQ) and the SPDR S&P 500 ETF Rely on (SPY)