<A target="_blank" href="http://www.wired.com/gadgetlab/2011/02/amazon-adds-real-page-numbers-to-kindle/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+wired%2Findex+%28Wired%3A+Index+3+%28Top+Stories+2%29%29#">While the Nook uses page numbers to help you keep track </A>of where you are in your e-book, the Kindle uses a location code that doesn't match anything in the print version of your book. That is about to change with firmware update version 3.1 for Kindle.