The only way I could see us getting someone so impactful again in hip hop is if an artist used these methods i heard (i forget who exactly said the first one, heard it in an intervuew) talked about..
He said to teach the lost, he had to do what they were doing.. he said he had to befriend them..shoot dice, hang around on the streets and be involved in the same activities so he could gain their trust and teach them
Chuck D explained it as the "Mary Poppins Method"..he said in order for people to swallow Public Enemy's message they needed to offer it as a spoonful of sugar in the form of Flavor Flav