Samira Gloor-Fadel’s nonfiction feature about Berlin drifts in more ways than one, and the sense that it’s a notebook is captured by the French subtitle, which means provisional title. Mixing color with black and white, this 1999 Swiss-French coproduction is less a documentary or essay than a box full of loose objects, some of them fairly interesting. We see and hear Wim Wenders ruminating about Berlin, film and video, stories, texts, buildings, and absence, mainly in French and sometimes in conversation with architect Jean Nouvel. We hear (but don’t see) R