“In the incubator, I suppose,” is David Keenan’s response, when asked when he knew he wanted a life in music. “I’ve always made music and it’s always made me.” Discovered at 15 after running away from his Irish to home to play guitar on the streets of Liverpool, the Dundalk bred musician and poet found inspiration in the world around him: “The people around me growing up, the border town where we lived. Characters were numerous, the place was a language all by itself, and watching people become illuminated in the telling of a story was something I became engrossed by. An artist from my hometown called Jinx Lennon was a major discovery when I was a teenager. Him and Arthur Rimbaud [the poet who wrote A Season in Hell].” His second album What Then? (October 15) is a stunning follow-up to his...