On Fri January 14 2011 09:34:19 David Hare wrote:
> Sudo-trinity cannot be essential to Trinity as I have neither installed.

Maybe you have a different version, David.  Here's 1.7.2p7-1 in Squeeze ...

# apt-cache show kde-core-trinity
Package: kde-core-trinity
Source: meta-kde-trinity
Priority: optional
Section: kde
Installed-Size: 12
Maintainer: Timothy Pearson <kb9vqf@...>
Architecture: all
Version: 5:54
Suggests: kde-i18n-trinity (>= 4:3.5.5)
Depends: arts-trinity (>= 1.5.5), kdebase-trinity (>= 4:3.5.5), 
kdelibs-trinity (>= 4:3.5.5), sudo-trinity
Filename: pool/main/m/meta-kde-trinity/kde-core-trinity_54_all.deb
Size: 7552
MD5sum: 7e6aa595ed62fb17f5513f8b4f8b47e8
SHA1: 4d723208305ae020c72c4c51cc94de42d888c5bc
Description: the K Desktop Environment core modules [Trinity]
 KDE (the K Desktop Environment) is a powerful Open Source graphical
 desktop environment for Unix workstations. It combines ease of use,
 contemporary functionality, and outstanding graphical design with the
 technological superiority of the Unix operating system.
 .
 This metapackage includes the core official modules released with KDE. This
 includes just the basic desktop (browser, file manager, text editor, control
 center, panel, etc.) and important libraries and data, in addition to the
 aRts soundserver.