In the meantime, I've been scratching my head wondering how I can manage to install Debian on my NewWorld iMac 350, unless I get a CD. I was sort of avoiding buying a CD because I wanted to learn more about how the whole thing goes together as I install.
This guy describes an install on a TiBook using yaboot to boot of the installer ramdisk image:
http://lists.debian.org/debian-powerpc-0103/msg00279.html I imagine the same strategy would work on an iMac... --