Global stock markets are experiencing significant turmoil, with Wall Street facing a sharp decline as fears surrounding artificial intelligence and cryptocurrency valuations grow. The Dow, S&P 500, and Nasdaq have all seen dramatic reversals, with the S&P 500 dropping 2.5% in a matter of minutes amidst a fading Nvidia rally. Despite a brief recovery, where the Dow gained nearly 500 points, anxiety about tech stocks and interest rate concerns have led to substantial losses overall. Investors have reacted to mixed economic signals and a volatile trading environment, resulting in a $3 trillion loss in just six hours. As market jitters persist, many are questioning the sustainability of the recent tech-driven rallies and the impact of potential regulatory changes.