Since 2008, the five members of the Indianapolis based rock band Goliathon have packed up their gear and set off for the evening’s gig. It might be a snowy winter night at Indianapolis’ Historic Melody Inn, the mellow cry of a saxophone echoing warmly through the bitter downtown streets. It could be a stormy autumn evening on the rural outskirts of the city, the warble of an organ lifted skyward in invitation to coming tempest as fingers of lightening silhouette the band against a green-black...