In all honesty, this is probably fairly rare. I'd imagine about as rare as a cooking oven burning out, running out of a specific ingredient, or having your head

In all honesty, this is probably fairly rare. I'd imagine about as rare as a cooking oven burning out, running out of a specific ingredient, or having your head cook call in sick. Making the system more reliable never hurts, though. A "rocket stick" or tethered phone could tag in when ever there may be issue. Many things can occur in a restaurant that can cause hiccups, but overall I think the benefits outweigh the cons. A great idea.