I might accept your interpretation if it were not for the fact that there have been so many suggestions and depictions of Obama as Messiah, especially during the 2008 election. This image, for example, was all the rage at DU:
The idea of Obama as some sort of savior was part and parcel of the PR campaign that got him elected. To many African Americans, he may have seemed that way. He may also have seemed like a symbol of grand forgiveness of America for its past racism.