http://www.gearfuse.com/xerox-invents-self-erasing-paper/ Technology, Science, Culture. Tue, 07 Feb 2012 19:49:06 +0000 hourly 1 http://wordpress.org/?v=3.0.2 http://www.gearfuse.com/xerox-invents-self-erasing-paper/comment-page-1/#comment-91280 ben Thu, 01 May 2008 22:47:53 +0000 http://www.gearfuse.com/xerox-invents-self-erasing-paper/#comment-91280 Now that is cool. But I wonder how much the ink and paper will cost you? Maybe its not so cost effective even though it may be green effective. Which begs the question, why does green technology have to cost so much? Now that is cool. But I wonder how much the ink and paper will cost you? Maybe its not so cost effective even though it may be green effective. Which begs the question, why does green technology have to cost so much?

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