Joe Biden is written by Brian Michael Bendis:

"Hey, by the way, let's talk about Social Security," Biden said after a diner at The Coffee Break Cafe in Stuart, Va., expressed his relief that the Obama campaign wasn't talking about changing the popular entitlement program. "Number one, I guarantee you, flat guarantee you, there will be no changes in Social Security," Biden said, per a pool report.

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that would require Biden to start acting completely out of character from what has already been established for years.