Tuneful, heartfelt and impeccably arranged singer-songwriter fare is the stock in trade of Ellen Starski. On the Nashville artist’s latest release, Sara’s Half-Finished Love Affair, she presents a varied set of songs. Rising above the singer-with-an-acoustic milieu, Starski draws deftly from glitchy 90s’ alt rock (Suzanne Vega’s 99.9F° seems a useful reference point), Americana (the