Nvidia just passed India's entire stock market. One company in Santa Clara is now worth more than every publicly traded business in a country of 1.4 billion people. Nvidia closed at $5.05 trillion. India's listed market sits around $4.6 trillion. That includes Reliance, TCS, HDFC Bank, Infosys, ICICI, Bharti Airtel, and roughly 5,000 other companies. Combined, less than one chipmaker. Nvidia has 42,000 employees. India's listed companies employ tens of millions. The composition is what makes…