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Maintaining the Mac - New York Times
http://news.google.com/news/url?sa=T&ct=us/3-0&fd=R&url=http://www.nytimes.com/2008/12/04/technology/personaltech/04askk-002.html&cid=0&ei=q403SdC9BpCoNoeqsJ8P&usg=AFQjCNFuXQ0cyNDXGopvqJPWjT_Z3vKrQQ