I found this: <http://etree-scripts.sourceforge.net/>
Which should be in Ubuntu. Essential for traders and others into great audio quality. In my Fedora days the package shorten was always available. Now, shnconv from "shntools" does nothing.
Now, where (if at all) can I post requests like this?
The debs listed in the link work in Ubuntu, but it should be included like other packages in Ubuntu.