Four-eye check: Difference between revisions

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An accident waiting to happen.
 
You have a process that is so mind-numbingly [https://jollycontrarian.com/index.php%3Ftitle=Dreary dreary] — [https://jollycontrarian.com/index.php%3Ftitle=Citigroup_v_Brigade_Capital_Management sequencing interest payments on billion dollar revolving credit facilities], for example — that the posse of [https://jollycontrarian.com/index.php%3Ftitle=School-leaver_from_Bucharest Bratislavan school-leavers] you have engaged for the purpose cannot be depended on to carry it out without occasionally ticking the wrong box, whacking the wrong mole, or wiring an eight-figure principal repayment to the wrong distressed creditor.
 
What to do? Easy: engage ''another'' squad of Balkan undergraduates for the even more soul-gouging chore of checking the output of the first lot.
 
Because that will definitely work, right?<ref>It won’t.</ref>
 
The [https://jollycontrarian.com/index.php%3Ftitle=JC JC] has moaned elsewhere about our [https://jollycontrarian.com/High%20modernism modernist] confusion over the fundamental division of labour between the [https://jollycontrarian.com/index.php%3Ftitle=Meatware meatware] and the [https://jollycontrarian.com/index.php%3Ftitle=Machines_are_fungible machines]. If you want a job being done quickly, cheaply and reliably, and it’s important, ''get a machine to do it''. If it is worth investing in not just one low-paid call centre worker to carry out the task, but two, it is certainly worth investing in a machine that can do the work without checking it.
 
{{Tabletopflex|50}}
|+ Decision Grid: when to use humans and when to use machines.
|-
| style="width: 10%; background: LightGrey;" |
| style="width: 45%; background: LightGrey;"|'''Easy'''
| style="width: 45%; background: LightGrey;"|'''Hard'''
|-
|{{bg|grey}} '''Frequent''' ||{{bg|green}} Machine. Humans will take too long, cost too much and screw it up. ||  {{bg|pink}}Redesign process. Either separate “easy and frequent” from “hard and rare”, hire lots of [[subject matter expert]]s or ''don’t do the business''.
|-
| {{bg|grey}}'''Rare''' || {{bg|yellow}} Human. Not worth programming a computer. || {{bg|green}} Human. No ''point'' programming a computer.
|}