The solution to this ailment: He should be fitted with a special helmet; a teleprompter projected within his field of vision. It would be connected to a room full of rhesus monkeys providing him with immediate responses via satellite.
What happens to a society when "social promotion" triumphs merit? You effectively elect a president that can't even answer a simple question. This is what I would call "The Dumbing Down of America!" by Barry Obama.