Photo-Illustration: Intelligencer; Photos: Getty It’s Sunday afternoon in the heart of Ohio Amish country, and after driving their horse and buggy home from church, the Wengerd family is teasing Dad about the time Mom caught him using an AI chatbot to write her a Valentine. We’re all sitting in their farmhouse’s living room, which contains zero TVs but lots of comfortable chairs. Valentine’s Day was weeks ago, yet Mary Ellen Wengerd is still tickled about the love note her husband, Daniel, co-