sometimes groundbreaking stuff ages well (beatles)
sometimes groundbreaking stuff doesn't age well (braveheart)
sometimes groundbreaking stuff mostly ages well, but because it inadvertently spawned so much other stuff, it doesn't seem groundbreaking anymore (pulp fiction)
sometimes groundbreaking stuff mostly ages well, but because it inadvertently spawned both numetal AND butt rock, you look upon it with disdain (nirvana)