I wrote:
Those packages are also sometimes not compliant with Fedora policies
such
as usage of system libraries because any patches to use a system library
need trademark approval. This is also just unacceptable.
PPS: And another one: xulrunner uses a bundled libffi. Another blatant
violation of our packaging guidelines. This is fixed in Debian, but we
aren't applying their patch.
Kevin Kofler