I thought we should have a better subject line for discussion of the new program, and I think XyWrite mode for Nota Bene is about 2 light years too long (Steven at Nota Bene says it can't be called "XyWrite 5"). So it's a choice among:
Using XyNB or NBXy has the virtue of intelligibility, but will be meaningless to the non-XyWrite world (if we care about them).
"NBX" is the most natural and falls most trippingly off the tongue.
I hope you noticed that the screen shots I posted showed me calling the file by entering this on the command line:
ca long filename with spaces.xy
I didn't even have to use quotes.
The place to go to see screenshots is now: