Useful, but "your phone" will probably not the be the one telling you that. You'll have to use your supermarket app, and better be sure it will do all it can to track and extract every last bit of information about you and the contents of your fridge.
You're only buying eggs every second week? We can't have that, let's present you with a recipe that uses eggs. You still have those cookies you bought four days ago? Let's give you a coupon for milk.
And there will be a nice recipe or a coupon or a Very Limited Exclusive Offer you'll need to send to a friend, so now the app need access to your contacts, and why not sync that info with Meta, and oh look at that, we have a map of all our customers and their spending habits and geographical location and political orientation.
You're only buying eggs every second week? We can't have that, let's present you with a recipe that uses eggs. You still have those cookies you bought four days ago? Let's give you a coupon for milk.
And there will be a nice recipe or a coupon or a Very Limited Exclusive Offer you'll need to send to a friend, so now the app need access to your contacts, and why not sync that info with Meta, and oh look at that, we have a map of all our customers and their spending habits and geographical location and political orientation.