This is an argument that cannot be won.
Whether it is done poorly by hand or too efficiently by machine; simply because so many people seem to think the whole of the airline world revolves around them!
(Let's see how long it is before one comes back and says - 'without us who would fly the plane!') The arguments to that would fill a thread to a thousand pages.
Just think about the millions in the world that work 10/12/16/18 hours a day just to feed their family! You guys are lucky, very very lucky. Let's have less of the "I want" and more of the "What can I do for you..".