Who Is Dumber, Joe Biden or Barack Obama?

Most people would immediately say “Joe Biden.” But I am not at all sure that is correct. There is much to be said on the subject, but for the moment let’s just note that Obama has matched one of Biden’s most famous moments of stupidity, when Biden declaimed on the “three-letter word: J-O-B-S.” Here is Obama with his own moment of pre-first grade innumeracy:

Maybe such blunders are insignificant. Then again, maybe they aren’t. If you can’t count to four, or keep track of the difference between 50 and 57 states, maybe that helps to explain why you don’t understand the significance of a $16 trillion debt. In a world where numbers are all just a fog, what’s the difference?