Most restaurants in the US aren't as big as some of the chinese restaurants I've been to. The cost/benefit of having a mobile device for each waiter rather than

Most restaurants in the US aren't as big as some of the chinese restaurants I've been to. The cost/benefit of having a mobile device for each waiter rather than a waiter station with a terminal would be minuscule. One thing some of the busier restaurants are doing is use pagers when there is a waiting list.