>>718083217
The islamic world =/= Mali
Mali was a shithole on the far reach of the known world, isolated from it by a giant desert.
Pic related is how the most advanced city of Mali looked.
Here
>>718083101 is the most advanced building they left behind, in an era when Europe was building castles and cathedrals.
Medieval Europe invented revolutionary stuff that would then shape the world, like the printing press, fire arms, clocks, eyeglasses...
Medieval Mali invented or discovered literally nothing. All they did was buy and stockpile arabic books in one of their ugly sandcastles.