Currently, the doc is not found when using Help/About/pdf.
I propose something similar to rexxtry : use REXX_HOME.
Moreover, I think we could display a message in the console,
to explain the reason why of this console.
What do you think of :
This console will receive the output of your system commands.
Try 'dir' for example.
Both things in the same patch, for main and beta...
Let me know if separated patches must be provided.