AI shopping may be going mainstream. On Tuesday, Walmart, the nation's largest retailer, announced a partnership with OpenAI to shake up the e-commerce experience. Shoppers can now make direct Walmart purchases through the ChatGPT app and plan their purchases around their individual meals and needs."For many years now, eCommerce shopping experiences have consisted of a search bar and a long list of item responses," Doug McMillon, CEO of Walmart Inc., said in a statement. "That is about to change." The mov ...