[ale] Exported Display

[Jeff Hubbs]

>
> From the ssh man page:
>
> If the ForwardX11 variable is set to ``yes'' (or, see the description 
> o the -X and -x options described later) and the user is using X11 
> (the DISPLAY environment variable is set), the connection to the X11 
> display is automatically forwarded to the remote side in such a way 
> that any X11 programs started from the shell (or command) will go 
> through the encrypt­ed channel, and the connection to the real X 
> server will be made from the local machine.  The user should not 
> manually set DISPLAY. Forwarding of X11 connections can be configured 
> on the command line or in configurationfiles.
>
Hm, can you run this past me again?  I'm not catching the reason why 
"The user should not manually set DISPLAY."  I do what I do basically 
just using ssh instead of telnet like I used to.  



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