I am Von Höfler Variation on Werther

How does the process of film-making--like a huge carpet, of a 250 years saga of the Hungarian von Höfler family--render the chosen subject topical, re-liveable? And what is the topical signifier? is it merely a fleeting (a momentary) décollage -- which is neither a piece of news, nor official history? (mubi.com)