Anything worth doing can be done through a normal user account that is blessed with administrator privileges.
All globally shared subsystems must be installed in the system by someone with appropriate administrator privileges.
However,the extension can only change system settings if you have administrator privileges.
As a Windows service it can expose search functionality to accounts without administrator privileges.
No administrator privileges are required to install one of these applications.
Vista symbolic links need administrator privileges to create them.
When Nmap is started with administrator privileges, this default scan takes effect.
The hash file should be stored in the Windows directory though, so no access without administrator privileges.
Weather effects can also be controlled by game variables via administrator privileges.
Though the browser can be installed by non-administrators, installation of the service requires administrator privileges.