Microsoft's timeline for its massive AI bet is testing everyone's patience

Investors want to know when Big Tech's huge investments in AI will generate returns.They probably didn't like what they heard during Microsoft's earnings call.The timeline for monetization is "the next 15 years and beyond," the company said. Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. Read preview Thanks for signing up! Access your favorite topics in a personalized feed while you're on the go. Email address By clicking “Sign ...