Richard Rauch writes:

>There is one other special note: The window manager ctwm (at least) can be
>run INSIDE a window.  From there, it can ``adopt'' other windows from the
>surrounding environment.  This is an exception to the ``AT MOST ONE''
>window manager limit---you can always run ctwm in a private window.  But,

I'd like to add that any window manager (and other X clients) can of
course be run in Xnest, a virtual X server that runs as a window on
a normal X session.  Very useful when debugging or just trying out
things.

	--mkb