You will still need to install MUI. Then Zune if you want it...
Nothing needs Zune but a few programs can be promoted to use it, I use it with AHI prefs, Scout and a few very simple programs that work 100% with it. The other advantage of installing Zune is that it works in combination with the new wizard.library to make certain GUI elements look better, such as with the AKPNG preferences program.
The new wizard.library can normally be found in this package, but the site appears to be down: