Businesses and investors keep making big bets on artificial intelligence. Earlier this month, Nvidia, whose chips power a lot of AI tech, topped $3 trillion in market cap. Other tech giants, like Microsoft and Amazon, are pledging billions to build up their AI capabilities. As their stocks soar and business leaders predict AI will cut costs and save companies major capital, will AI live up to the hype? Journal tech columnist Christopher Mims answers your questions on what AI can and can't do and what it'll take for the tech to fulfill its financial promises. Charlotte Gartenberg hosts. Further Reading This Record Stock Market Is Riding on Questionable AI Assumptions  The AI Revolution Is Already Losing Steam  Nvidia at $3 Trillion Isn’t Priced for Trouble  Learn more about your ad choices. Visit megaphone.fm/adchoices