I think that's the only useful feature a smart refrigerator can really offer, unless it figured out how to order more groceries or suggest recipes based in what

I think that's the only useful feature a smart refrigerator can really offer, unless it figured out how to order more groceries or suggest recipes based in what's in your fridge. Getting the door open notification seems pretty easy, too. I bet a smart lightbulb could alarm if it's been on too long