Faculty of Organization and Informatics… requires you to have Windows on your Windows at the same freaking time >.<
And don’t get me started on installing Opera Browser on your Windows (XP) while you HAVE opera Browser on your Windows (7).
Well, beats changing from one Windows to another via traditional methods. Still, it is looks ridiculous.
And it might be a good way to check if Windows 8 is any good without endangering your Win7 :P