>    and later want to reestablish it).  One minor limitation (because of
>    the way that it approrpriates shell sessions, maybe): I don't think
>    that you can nest screen invocations.
Yes, you can. But you don't want to do it. As you have to remember the
depth of your nesting to know, how to geht your hotkey through to the
targeted screen. :-)

   Alex.