"... rather like modern corporations who give to charity and then try to reap PR benefits by hyping their altruism in their ads. Does stuff like this mean the gifts and phone call aren't 'good'? The answer depends on how gray-area-tolerant you are about sincerity vs. marketing, or sincerity plus marketing, or leadership plus the packaging and selling of same. Nobody else can tell you how to see it or convince you you shouldn't yawn and turn away in disgust. Maybe McCain deserves the disgust; maybe he's really just another salesman."
Here's the full text of the long article David Foster Wallace wrote about John McCain in 2000. It might provide a refreshing change of pace from the political writings of the present moment.
(Or do you think I owe you a coherent elaboration of my reasons for voting for Obama?)