It's actually been around along time Aterpster but seems utterly forgotten since 2002 when Boeing and Airbus both issued significant analysis, warnings and advice.
This thread seemed an ideal time to to highlight this latest revision to it because significant points within don't seem to have percolated through to the glass face over the course of a mere 9 years.
Search on "Use of rudder on transport category airplanes" to get to a current version. No url offered because the same search criteria will lead Airbus folks to their own version.
Rob