This week, Caroline Rayner is back on the island to help us talk about the devastating folk-rock stylings of Jason Molina’s first project, Songs: Ohia. For some reason, it’s our most contentious episode yet. Music: PassCabwaylingoHot Black SilkBlack CrowLionessLightning Risked it AllOceans NerveTwo Blue LightsFarewell TransmissionJohn Henry Split My HeartCherubs – Arab StrapHold On MagnoliaHow…