I was initially quite sceptical about this. It seemed quite artificial to pigeon-hole people into cinematic equivalents of socio-economic groupings. Actually, though, once I got my head around it, it worked quite well at providing an observational template for a class system that resonated rather better than I was expecting. It all centres around "Paula" (Fine Sendel). Now she is merely an unremarkable looking "supporting character" but that is so much better than being ju...