Eric Siegerman on Fri  6/02 18:54 -0500:
> Looking at it now, I see that the basic approach is to have the
> Amanda client do compression, with the "compression" program
> (GZIP= environment variable to "configure") being a script that,
> during backups, does essentially "gpg -e | gzip", and during
> restores does the inverse.
> 
> The gzip step in this pipeline is a pointless waste of CPU time,

seems to me, that simply reversing the order of them in the
pipeline would not be at all useless, i.e. "gzip -c | gpg -e"