DAN RIEHL IS INCREDULOUS. Others are just plain credulous.

UPDATE: Megan McArdle: “The party that starts looking for implausible and unprovable conspiracy theories about the opposition candidate is in trouble.”

Plus this: “‘Obama insecurity’ hurts his electoral chances and hurts the intellectual future of the left as a corrective force in American politics. There’s not a convincing or credible path toward painting his enemies as immoral, even if that is what you believe.”