Thanks BusDriver! I was beginning to think that I'd never get a reply...
At least they're separated for you. On TELUS, the Precision Zen is essentially "TELUS Zen" as you cannot get the true default theme wallpaper of the rainbow bridge to show, even though that's what you see in the preview window for Precision Zen if you go to Themes in the Options.
Posted from my CrackBerry at wapforums.crackberry.com