When Windows Vista
came out in 2007, Microsoft Corp. thought it was doing system administrators a favour: The new desktop OS required admin OK before users could make certain changes.
Some favour: Many administrators rebelled after being overwhelmed by users who demanded approval for changes and switched PCs back to Windows XP
As the article details, it's not a simple process to go back to an earlier version of Windows -- for one thing, it's not a roll-back like System Restore. The IT department is responsible for getting the previous version. But sysadmins may find some comfort in the fact that they still have flexibility.
If you want to take the Windows 8 preview for a drive, click here