I use my amazon dash wand (or whatever they call it) all of the time.
Running low on something, scan it, then at the end of the week put together a purchase.
I can see this being a great feature for the juicer (I believe it said it can read QR codes.
Like a juice, running low, scan it, when enough is scanned to make shipping worth it, place an order.
What I don't understand is the CEO requiring the machine to buy the packets, there must be money in the packets too, or it's a seriously flawed business model. Like let's place these machines in homes for profit, then never ever make money, but build a supply chain, in the long run.