The Democrats get something like 80 to 90 percent of the black vote. If that ever falls down to 60 or 70 percent, they're in deep trouble, because they've alienated so many other people, that they have a hard time winning elections at all. And so, therefore, they must try to keep blacks paranoid.
You're better off watching than reading, assuming you can make the RealPlayer work,because of annoying transcription errors, as when Dr. Sowell refers to a sports hero of his youth, and the transcriber writes "Joe Lewis." Aargh.