September syndrome is already visible in U.S. stock markets. Historically, September is the worst-performing month for Wall Street. This year, too, the situation remains challenging. In the first four trading days of this month, the three major indexes — the Dow, the S&P 500 and the Nasdaq Composite — tumbled 2.9%, 4.2% and 5.8%, respectively.  The extremely overvalued artificial intelligence (AI) stocks suffered the maximum brunt of a recent stock market meltdown. Despite the recent mayhem, the AI frenzy r ...