> [...] it would reduce crime. That's a nonsensical and isn't explained in the article, we're just meant to accept that.
There a bit of evidence that self-checkout systems increse rates of crime.
http://www.bbc.co.uk/programmes/p043gmxh
http://www.telegraph.co.uk/science/2016/08/02/self-service-c...
http://www.telegraph.co.uk/news/2016/08/03/checkout-serpent/