Five of the biggest tech companies—Meta, Amazon, Alphabet, Apple and Microsoft—reported their most recent quarterly earnings last week. For all of them, the reports were favorable, with revenue and operating earnings beating analysts’ expectations. But there were also signs of potential challenges ahead as the companies invest in artificial intelligence. WSJ Heard on the Street Columnist Dan Gallagher tells host Alex Ossola what the earnings show about the state of big tech, and what the year ahead could bring. Learn more about your ad choices. Visit megaphone.fm/adchoices