Thanks for the insider knowledge mr gumpied. I suppose like a lot of over-engineered things, it looks great on paper (or film!), but out in the field the more complex, the more issues that can arise. I'm reminded of those Mercedes Benz cabriolet cars with their 30 odd actuators to facilitate the opening and closing of the soft top
At least with the Court Line system the F/E got a good workout when it started playing up
SHJ