Wall Street will get a sense of where the billions of dollars being spent on artificial intelligence are going when Nvidia Corp reports its earnings after the bell on Wednesday. How the sinking stock market will react is another question. “This is a ‘so goes Nvidia, so goes the market’ kind of report,” said Scott Martin, chief investment officer at Kingsview Wealth Management, which owns shares of Nvidia and several of its Big Tech peers. Analysts expect the Nasdaq-listed semiconductor behemoth...