Apple Inc. Chief Executive Officer Tim Cook, holding a rare all-hands meeting following earnings results, rallied employees around the company’s artificial intelligence prospects and an “amazing” pipeline of products. The executive gathered staff at Apple’s on-campus auditorium Friday in Cupertino, California, telling them that the AI revolution is “as big or bigger” as the internet, smartphones, cloud computing and apps. “Apple must do this. Apple will do this. This is sort of ours to grab,” Co...