That's right. He appropriated black music and made it better. Kind of like Elvis, so maybe Eminem is the Elvis of rap.
Granted I'm not what you'd call a rap fan. I don't care for who is shooting who, or how many bitches you fuged. In fact I really haven't paid attention to rap since the late 80's, early 90's. I've heard or seen the "top" rap songs since then and none of them compare to Eminem. It's not just his lyrics, because lyrically there are other (few) rappers that are on his