"But I still don't buy that Americans are getting dumber. As we know from "Harry Potter," young people are reading more: Since 2002, juvenile book sales have grown 4.6%. And even video games and Facebook trump watching TV as far as brain activity. They're certainly more stimulating than whatever our grandfather's grandfather spent his boyhood doing -- farming and getting beaten. So what if people no longer know state capitals and water boilin'? The age of a finite set of information to master is long over. Instead, we know how to problem-solve and filter information better than our grandparents ever did. And that makes us better voters. If you don't believe me, just watch them try to navigate a voting machine."
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