May be, this topic is a bit old to you, or may be you already had some experience with the new system. Anyway, it is new to me.
This is another good automation example I learn.
I wonder why Mc D do not develop an App for the user to order their meal online and they just pick up their order at any nearest Mc D restaurant chain. The app can further cut down their Capex investment in the self service kiosk.