Why shouldn't rap be esoteric able to take in current events history and criticism? I guess it's this old idea of containment - that rappers because they're black can't and shouldn't aspire to look outside the ghetto for influence.
I think it's a terrible thing to write and not enjoy it. It's a sad thing. But of course a lot of people do work because they need to eat. And we all need to eat but that's not the only reason to work. You couldn't have paid me not to write.