Zadie Smith

The roots of rap are originally ghetto-ised or extremely working class. So when you're an artist who's making something which isn't how its mainstream appearance should be, there's always these strange questions of authenticity and what you have to do to be 'real' as a rapper.

By irreducibly complex I mean a single system composed of several well-matched, interacting parts that contribute to the basic function, wherein the removal of any one of the parts causes the system to effectively cease functioning.