Strictly speaking, and to take a joke way too seriously, the shitty copper actually wasn’t even from Mesopotamia. Ea-Nasir was part of a guild that imported stuff from Dilmun, which was centred on modern day Bahrain. Ea-Nasir was basically running bronze age Temu
They also invented selling subpar copper, which led to the invention of writing to customer service about said subpar copper.
The Sumerians had fine metallurgy! Don’t let one guy set their reputation. One admittedly very silly guy but nevertheless
They must have, otherwise that person wouldn’t be so angry to have received the inferior stuff! They expected much better.
Strictly speaking, and to take a joke way too seriously, the shitty copper actually wasn’t even from Mesopotamia. Ea-Nasir was part of a guild that imported stuff from Dilmun, which was centred on modern day Bahrain. Ea-Nasir was basically running bronze age Temu