Originally Posted by Severian
I think that a lot of the fierceness in his raps came from his voice. If you pay attention to what he was really saying, then it was often nothing special. Although some of his lines seemed very corny on paper, his delivery made them work. He was also a lot younger than today but sounded older, more mature and even wiser. After Carter 3, his engineers started adding a high pitch to his voice that makes him sound like a 5 year old.
Of course, his performances got lazier and more predictable too.