Well, you wouldn’t have to worry about being sued because your employee spit on the customer’s sandwich and other such nonsense.
As long as the seals for the lubricants, lp air, other fluids held, I am all for it. Having a push button or interactive gui menu to choose it exactly especially at a drive through would make me go to fast food joints more. All of this great communications technology and the drive through seems to have gotten progressivley worse in terms of clean audio.
I usually don’t hit them that much mostly because of some of the weird types I see working in some. That isn’t a knock on the good people who are there. I know there are many of them.