Investing $10,000 in certain exchange-traded funds (ETFs) may potentially lead to significant gains. Some outlets are comparing the performance of different ETFs, such as SPYM, IWM, and SCHB, while others are discussing the potential benefits of investing in S&P 500 ETFs. The possibility of turning $10,000 into a much larger sum is being explored, with some scenarios suggesting it could even make someone a millionaire.