Why was it better to create pottery using coil of clay instead of molding by hand?

Creating pottery using coil of Clay achieves symmetry and accuracy unlike molding by hand. The pottery is also forms faster. Molding by hand is way more tedious.  

the language dates from the contacts of arabian traders with the inhabitants of the east coast of africa over many centuries. under arab influence, swahili originated as a lingua franca used by several closely related bantu-speaking tribal groups.

c)an idealized view of nature. hope this