<http://schema.org/description>
"In a bid to lure existing Windows users to Windows 8, Microsoft has announced a special introductory upgrade offer for those who choose to upgrade from Windows XP, Windows Vista, or Windows 7 between October 26, 2012 and January 31, 2013."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.maximumpc.com/rumor-windows-8-pro-to-cost-199/>