AWS is 20—and all in on AI

In 2006, Amazon Web Services was a fledgling—and a bit of an oddity. Amazon had taken the cloud-computing technologies it had created for its own operations and turned them into a business. Any organization could use them to build out an online presence without managing any infrastructure. Amazon watchers struggled to suss out what the e-tailer was up to: “I have yet to see how these investments are producing any profit,” carped one Wall Street analyst. At the very start—when it wa...