Read more at:Half of enterprises are Windows 7. Do we really expect those companies to move to Windows 8 even if there are benefits? And can slow movers go from XP to Windows 8?
Microsoft's enterprise prospects with Windows 8 are front and center as Gartner has questioned the corporate uptake. In a nutshell, Windows 8 could be a win for consumers and a non-starter for the enterprise.
Microsoft's Windows 8 enterprise prospects: It's complicated | ZDNet