At this point Charles has rapped his 16 bars, but has decided to “throw in extra bars just for the non-believers” like Nature references in his “Banned from TV” verse

Charles knows how powerful one can be when people don’t expect a thing.

Charles asks and answers his own question. He tells us that in order to create change you cannot focus on what people are saying. Charles is most notably referencing the “self-fulfilling prophecy”, whereby if you think something it will happen

Example:
Thinking: “I’m going to fail this test.”
Result: You end up failing the test.
Thinking: “I’m going to pass this test.”
Result: You end up passing the test

Charles is hoping to inspire us by changing our way of thinking

This song samples from Sam Cooke’s “A Change is Gonna Come,”which is a harrowing reminder that even though bad times may be happening, change is imminent

B.o.B. is too busy touring and being awesome to care about something as minute as hate from someone who does not like him

Asher is dismissing the previous claim of him being the next Eminem, Charles as the next Kanye and B.o.B. as the next Andre 3000. He merely means to say that it has just been a long time since there have been artists who remind people of the aforementioned superstars

Asher is also mentioning the amount of time and hard work they have put into becoming a rapper

It’s possible that Rae is decked out in a zoot suit, but since he is enjoying the effects of drugs (rolling some weed up and relaxing). He is most likely zooted, which means to be be so damn high/drunk that your brain is not in working order.

Playing on the common term “drink and drive,” Kanye believes the “powers that be,” who are coincidentally racist white people, flood the airwaves with ignorant, minstrel show-like trash because they want don’t want Black people to actually start thinking of how to surmount an uprising and better their situations