On Nov 17, 2007, at 4:59 AM, Matthias Scheler wrote:

> Why am I not using "rsync"? I want to keep multiple copies on the
> target system (also NetBSD) without wasting too much diskspace.
> It would also be nice to be able to preserve the ownership of a
> directory or file without having to use "root" on the remote machine.

My first thought is unionfs....