This article delves into the impact of Bitcoin ETFs on the cryptocurrency market, analyzing how U.S. capital is gradually dominating the global crypto market. It also explores the effect of Bitcoin ETFs on the market's "black-and-white division." The article discusses in detail how MicroStrategy leverages capital structure design to achieve efficient arbitrage, as well as the potential impact of crypto-friendly policies under the Trump administration on strengthening the U.S. dollar's position as the global reserve currency.