Frank Shouldice’s new documentary Once We Were Punks is the story of a group of men from Bailieboro, Co Cavan who once were, well, in a punk band. But it is about much more. It is a story about the passing of time, the conceit and trouble of youth and the accommodations we make as we age. It centres on men who grew up in the Cavan town, but whose journeys to that town had different origins. In this way, the film is not just the story of four young men who return to the dreams of their youth in…