For me, the most potent musical moment this Sydney Film Festival came courtesy of Georgian-German filmmaking pair Nana Ekvtimishvili and Simon Groß. At a school reunion on the outskirts of Tiblisi, the attendees — all in their early 50s — have worked their way through speeches and gossip and one among them, a gregarious burly man, requests a tune. A guitar is procured, a chair is placed in the centre of the room, and Manana (stage actress Ia Shugliashvili) is pushed to perform despite her pr...