Jesse Keating wrote:
As far as I know, this is not currently expected to work, nor is it
tested. If it worked at all in the past, it was an accident.
A quick Google search reveals there's a nice following of users[1] who
have been using this method for a while. This is why I'd like to make it
official. The livecd-iso-to-disc script has support for this already.
[1]
http://forums.fedoraforum.org/showthread.php?t=205596