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Some Walmart employees say customers are getting hostile at self-checkout — and they blame anti-theft tech
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
They have to pay an employee to scan and bag your items. By using self checkout they are saving money. It makes sense to charge less for a service that costs them less.
This is essentially "trickle down theory" and also explains why businesses and rich fuckers don't do it. You already used to paying the price, so what reason they're in? Do they have to lower the price? None