Al Gore's book is fascinating reading. He's undoubtedly never had more appeal as a leader. He stands out in the political crowd.
But let's face it: His appeal comes from the fact that he is not running, that he doesn't need to answer the questions, issue the position papers, fend off the inane attacks, fend off the valid attacks, raise money or glad-hand his way around America. He is now a former politician. Thus his star rises.