When Bruce Springsteen went on Howard Stern’s Sirius/XM radio show recently to promote his new album of soul music covers, “Only the Strong Survive,” he talked about his often-voiced idea of his career being “a lifelong conversation with my audience.” “Thankfully, I’ve got a sizable audience that’s interested in what’s interesting to me,” Springsteen said. “Marty Scorsese, I think it was, once said the job of the artist is to make the audience care about your obsessions.” Springsteen’s current obsession, it seems, is paying homage to the soul music of his youth, striving to do justice to songs…