Beautifully shot, impeccably paced, it was a clear, unrelenting look at the National Trust, its friends and enemies, and it makes you want to burn your passport and beg the Luftwaffe to have another go.
My father was a film-maker. He always said he wanted to go like Humphrey Jennings, the legendary director who stepped backwards over a cliff while framing a better shot.
The truth and the facts aren't necessarily the same thing. Telling the truth is the object of all art; facts are what the unimaginative have instead of ideas.