IoT appliances need to be able to justify the price point, last a long time (like a decade for a refrigerator), and the technology needs to be future-proofed. Just adding a touch screen to household appliances won’t suffice, so there needs to be a solution that will last the whole life cycle of the device. The smart fridge and other such devices shouldn’t be designed just to have a place in the IoT ecosystem. Instead, they should be built with a small number of functional features that take advantage of the core use of the appliance and not something unrelated...