Computers fail sometimes because they are not programmed to have discretion/discernment.
We are familiar with that comedy sketch- " the computer says No"
Call back when you're unconscious: What 999 call handler told gallstones patient as he pleaded for an ambulance - before dying after his carer found him in agony | Daily Mail Online
"Call handler Miss Nicholls said the questions she was told to ask Mr Hemmings by a computerised algorithm system ruled he did not need an emergency ambulance."
This week I needed to spend time on two long phone calls to Inland Revenue because I had received a tax coding which would double the amount of tax I pay on my works pension next April.
It transpired that the tax code had been issued by a computer and by having a real person look at my record it was clearly wrong. These computer programmes have been devised to replace people, so saving money.
We should resist the 'dehumanisation' of decisions which affect the welfare of people.