In real life there are indeed black people who have been in the middle class for generations, but in entertainment it's as if they don't exist.
“Life can't defeat a writer who is in love with writing, for life itself is a writer's lover until death.”
“Remember, America's greatness is based on creating wealth like the rest of the world has never known, and then, making sure it's shared throughout a middle class and even the underprivileged.”