Amazon built a $2 trillion company through years of aggressive spending on its retail and logistics businesses. Now, as the artificial intelligence race heats up, the e-commerce giant plans to focus its spending on data centers. WSJ reporter Sebastian Herrera joins host Zoe Thomas to explain the company\u2019s plans. Plus, an AI-generated commercial has inspired debate over the future of marketing.\n\n\n\nSign up for the WSJ's free Technology newsletter.\n\nLearn more about your ad choices. Visit megaphone.fm/adchoices