This explains a lot

That "thudding" sound you hear is Kerry's campaign managers banging their heads against the nearest wall.

"He just gives you what he's got, right?" Mr. Kerry added, continuing steadily off a gangplank of his own making: "And you don't have to worry, it's whatever he's cooked up that day. And I think that's the way it ought to work, for confused people like me who can't make up our minds."