'''1. I'm blocked trying to create a Ubuntu 8.10 with pb/QEMU.'''

Try looking at https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/252901/

'''2. How does project-builder compare to [http://en.wikipedia.org/wiki/OpenSUSE_Build_Service OpenSuSE Build Service] (OBS)?'''

''(request for a FAQ from a user comparing software in this problem space - couldn't find IRC channel or mailing list)''