"So I think hip-hop is moving and is going to continue to move in the direction of rappers just being honest with themselves, whether you're talking about Common and Mos Def or Nas and 50 cent"

Talib Kweli is suggesting that hip-hop is evolving and that rap artists are becoming more honest with themselves in their music. He is specifically referencing Common, Mos Def, Nas, and 50 Cent as examples of this pattern. He is indicating that these artists are being more open and susceptible in their lyrics, and that this is a favorable advancement for the category. This could be translated as a call for more authenticity in hip-hop, and a desire for rappers to be more sincere with their audiences. Kweli is likewise suggesting that this trend is likely to continue, and that more rap artists will be encouraged to be open and sincere in their music. This might be viewed as a sign of development for the genre, and a way for hip-hop to become more significant and impactful.