What is the author's tone in Sundiata by Djeli Mamoudou Kouyate?

The role of the griot in the production of the epic is paramount; he or she must embellish the language and make the story pleasing to the listeners. Sundiata does not appear to adhere to any regular meter of stresses or syllables, and most versions are told in everyday vernacular language. The audience does not participate, except to honor the griot with gift