Essentially, all models are wrong, but some are useful. George E. P. Box
As somebody who spends a significant amount of time at work building and maintaining models I think it is important I remember this myself and remind stakeholders of the limitations and context of the model outputs.
Mathemagician Arthur Benjamin performs his lightening calculations at TED in 2005.
Working as a casino dealer I was occasionally required to perform detailed multiplication and addition operations in my head when calculating payouts (e.g. 9 x 17 + 13 x 35 + 7 x 11 …) but the magnitude of these calculations and the time taken is unbelievable.
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