This isn't the result of a quantitative study.* Jimmy Chen expressed his opinions of the value of various musicians, rappers and fiction authors using a Cartesian coordinate system. You can view them all here.
Kurt Cobain's placement looks about right. What do you think of the others?
-via Ace of Spades HQ
*Could you quantitatively assess arrogance? What would be a unit of measurement?
Hello, perspective calling!
Cobain's work redefined a narrow portion of popular music.
Miles Davis redefined music itself - at least three or four times.
And regarding the grid of writers: Ain't nobody more arrogant than Ayn Rand. Sorry.