Perhaps home cooking just isn't all that ripe for disruption. Look at a successful smart-home product like the Nest, which automates temperature control in your home. Before Nest, nobody ever told me how much they loved their thermostat. The kitchen, though, is capital-F freighted. We chop with our cherished knives, sauté in favorite pans, mix in our moms' beloved KitchenAid mixers. Recipes are gently refined as they are passed down through generations. They make things the way they've always made them because it took forever to arrive at a recipe that good. On top of that, cooking is a skill and a trade that we've been honing in home and professional kitchens for centuries. The French alone have been refining their craft for hundreds of years; nobody in Paris ever thought, "You know what this dish needs? A Bluetooth-enabled tarte tatin pan.