IMO, the intended audience is anybody looking to setup a new site soon on whatever OS. Just for initial installation. To get stunned, to get a first experience, to show to teachers, to install at clients, etcetera.
Who is willing to put this on the OCT agenda?
Is anybody aware of a better online TK-howto except for this one:
http://www.tldp.org/HOWTO/Scripting-GUI-TclTk/
(French: http://www.chez.com/vidalc/lf/Tkintro.html)