Big Tech's AI investments will likely weigh on valuation metrics, according to BCA Research. Michael Nagle / Bloomberg via Getty Images Close Key Takeaways The boom-bust cycle that has lately powered a pullback in cryptocurrencies and precious metals is coming for AI stocks, according to BCA Research. And they have an idea for how to play it. BCA's analysts this week recommended going long Korean and Taiwanese chipmakers while shorting the U.S. hyperscalers—the tech giants Microsoft (MSFT), Alphabet (GOOG), ...