Out of date P2P software on sale is<a href="http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=280156640645"> Here</a>
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Yours for just $1M!!!
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Originally designed for the fast track (kazaa etc) network, this will not work with modern P2P apps ie BitTorent.  
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I have a mirror of the page in case ebay pull it...