There was no way that he didn't know about Jeremiah Wright's anti-American and racist diatribes from the pulpit.
Someone once said that a con man's job is not to convince skeptics but to enable people to continue to believe what they already want to believe.
Accordingly, Obama's Philadelphia speech — a theatrical masterpiece — will probably reassure most Democrats and some other Obama supporters. They will undoubtedly say that we should now "move on," even though many Democrats have still not yet moved on from George W. Bush's 2000 election victory.
Like the Soviet show trials during their 1930s purges, Obama's speech was not supposed to convince critics but to reassure supporters and fellow-travelers, in order to keep the "useful idiots" useful.
Best-selling author Shelby Steele's recent book on Barack Obama (A Bound Man) has valuable insights into both the man and the circumstances facing many other blacks — especially those who were never part of the black ghetto culture but who feel a need to identify with it for either personal, political or financial reasons.