We all know what to expect in the search bar of Facebook and Instagram: You find things — people, pages, groups, tags, locations — that already exist on Facebook or Instagram. What you are not expecting is an artificial-intelligence chatbot interface that can do any number of things completely unrelated to Instagram or Facebook: generate an image for you, answer questions, give advice about things, etc. But they make me feel like I've been living in some saccharine alternate-reality bubble where everyone is focused