Microsoft has released Windows 8 upgrade details to manufacturers.
Microsoft Details Windows 8 Upgrade Plans : Read more
Microsoft Details Windows 8 Upgrade Plans : Read more
Kinda makes it sound like this is something new....Finally, consumers performing a cross-language and/or cross-architecture (32-bit to 64-bit) installation won't be able to upgrade or keep their Windows settings, files or applications. "Whether running Vista or Windows 7, these users won’t be able to keep their existing Windows settings, personal files and applications or data. They won’t be allowed to upgrade this way, period," ZDNet reports.