It appears that the present-day form of African American English is not the inheritance of the period of slavery, but the creation of the second half of the 20th century.
“Disney had such a hold on the mind of America-they were Adolf Hitler. The whole country thought Disney was some sort of god and that animation was some sort of pure thing for children.”
“No one ever really 'learns' from history, because choices never present themselves in exactly the same way, and because you can always choose similarities and differences to fit current needs.”