RovePalinMcCain are throwing the kitchen sink at Obama. As Schopenhauer observed, the last trick, the ultimate strategy, is, when you see that your opponent is winning, to 'become personal', to 'leave the subject altogether and turn your attack to his person by remarks of an offensive and spiteful character.'
They're at war with words and truth itself (see here and here).
Obama has music on his side as well as words. Listen here and here.
...Charity suffereth long, [and] is kind; charity envieth not; charity vaunteth not itself, is not puffed up.
Doth not behave itself unseemly, seeketh not her own, is not easily provoked, thinketh no evil;
Rejoiceth not in iniquity, but rejoiceth in the truth;...