23 JAN 2011 by ideonexus

 How Technology Makes Us Smarter and More Uncertain

When I do long division or even multiplication I don’t try to remember the intermediate numbers. Long ago I learned to write them down. Because of paper and pencil I am “smarter” in arithmetic. In a similar manner I now no longer to try remember facts, or even where I found the facts. I have learned to summon them on the Internet. Because the Internet is my new pencil and paper, I am “smarter” in factuality. But my knowledge is now more fragile. For every accepted piece of knowledg...
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The Internet is a cognitive prosthesis, helping our brains to summon facts, but it also makes us more uncertain about the facts we take for granted, because there are challenges to what we know everywhere online.