> Even if Debian biffs everything is available since almost everything they do
> is in public space. Get a debian developer involved and you have access to
> the non-public stuff as well.
> 
> It's also easy to get the same software for 20 years. Make a mirror and
> don't change it ;-).

Most large installations of Debian I know of, mirror the package
repositories anyhow.  As its a LOT more efficent to nightly get a mirror
of the repository and have your 1000 desktops point to a LOCAL server to
do update/upgrade than it is to have 1000 of them going out to the net
to do so.

-Derek