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by rstuart4133 977 days ago
> Where I live in the US, the only grocery store near me has four self-checkout machines and only one other cashier on duty.

I'm not sure why that is, but it isn't the fault of the self-checkout machines. They are smaller than normal checkouts, and they could have 20 of them and still need only one cashier on duty.

Where I live, when they replace normal checkouts with their conveyor belts, lolly stands and backing areas, they typically get 2 self service ones per normal one replaced.