Just echoing what most people say here. Hip Hop, like many genre's, is not immune from the commercial imitator factor. For every Pearl Jam there is a Nickel Back. For every Rage Against the Machine there is a Limp Bizkit.
hip hop is much much much more than what u see in the charts and in the daily mail
hip hop is much much much more than what u see in the charts and in the daily mail