Maybe because Amazon prices windows 8 pro upgrade at $66.99 while you can get it from Microsoft Store for $40?! [1]http://www.amazon.com/Microsoft-Windows-8-Pr

Maybe because Amazon prices windows 8 pro upgrade at $66.99 while you can get it from Microsoft Store for $40?! [1]http://www.amazon.com/Microsoft-Windows-8-Pro-Upgrade/dp/B008H3SW4I/ http://www.amazon.com/Microsoft-Windows-8-Pro-Upgrade/dp/B00... [2]http://www.computerworld.com/s/article/9232961/Microsoft_starts_40_Windows_8_upgrade_sales http://www.computerworld.com/s/article/9232961/Microsoft_sta...