Customer satisfaction is a relatively new concept, customer dissatisfaction is ancient. 

We can trace the history of poor service to a person called Nanni. The shipment of copper ore that was ordered did not arrive on time and was of poor quality. 

What makes this report remarkable is that it was sent by the unhappy merchant over 3500 years ago. 

The clay tablet is held by the British Museum and because we are living in the digital age you can see it for yourself by clicking the link.

Audio credit: TEDx Talks

Photo by chaitanya pillala on Unsplash