If an AI Bubble Crashes the Stock Market, Warren Buffett Says This Is the First Move Investors Should Make

Key Points The AI boom has been lucrative for the market, but it's tough to say how long it might last. If a downturn is coming, now is the ideal time to prepare. Warren Buffett has both a warning and crucial advice for investors. 10 stocks we like better than S&P 500 Index › Artificial intelligence (AI) stocks have fueled much of the stock market's growth over the past few years. The S&P 500 (SNPINDEX: ^GSPC) has surged by more than 88% over the past three years alone, while the tech-heavy Nasdaq Composite (NASDAQINDEX: ^IXIC) is up 111% over that period. However, increased AI-related spending has some investors worried that revenue won't be able to keep up.