Under Bush, unemployment among African-Americans has dropped sharply. In January 2006 it stood at 8.9%, sharply down from 10.6% in November, and lower than at any point in the Clinton boom.
The Ds depend on 90% or more of the African-American vote. But employed voters are prosperous voters, and prosperous voters tend to support the status quo and the Rs.
And then there are Lynn Swann and Ken Blackwell and Condi Rice and Michael Steele. To quote another SWNID icon, the immortal Sam Cooke:
It's been a long, long time coming,
But I know a change gonna come.
Oh yes it will.