>   Scrolling through the available wallpapers in
> 'Configure Desktop', I notice that many of the traditional KDE3 wallpapers are listed (eg.
> lineart, celtic, etc..),

I raised this issue a few days ago, titled: Artwork status? Thes images should be updated, replaced, or purged.

> but the previews are blank and no image is
> displayed. This also occurs for the 'Trinity Default' image.

This is the same issue Leandro has been discussing, titled: Konqueror: no preview in tooltips.

> Also, the title in the titlebar say 'KDesktop', instead of 'TDesktop'.

I don't follow. Screen grab?

Darrell