The Washington Post this morning takes a serious look at the idea of a "President Biden," as the vice president travels to South Carolina today for his keynote speech at the state Democratic Party’s Jefferson Jackson Dinner.

The idea is branded a “long shot,” but one line in the story sticks out:

These outtakes belie the seriousness of his role. Some historians have begun calling Biden the most powerful vice president of modern times. Obama tasked him with some of the top priorities of this administration — the 2009 economic stimulus and middle-class recovery, the war in Iraq, fiscal negotiations with Congress, and the push for stricter gun laws.