To maintain capitalism

...Seriously? This is your defense? Do you for some reason think that if we all used the self-checkout system that capitalism would vanish? Is OP the one at the helm of whether or not capitalism lives or dies? It all rests on his shoulders, not the status quo or the endless pursuit of profit by billionaires and politicians?

If supermarkets were autonomous, you'd be homeless living in the ally next to them, capitalism alive and well.