Robbie Rapids drops "Class 2 Rapids" onto the table like a heavy set of keys to houses you used to live in, but can’t quite remember the address of. This Atlanta-based Gen X rocker has assembled a collection that feels less like a polished studio product and more like a glove compartment mixtape that has survived three car wrecks and a cross-country move. It...

Take Jack Horton, a Portland-based singer-songwriter whose path to folk-Americana included stops at Japanese law school, Tokyo piano bars, corporate boardrooms, and government offices. His latest EP, "Imperfections," feels like finding someone's private journal set to music. And that someone happens to write really, really well. The five-song collection opens with "Set Me Free," a piano-driven confession that might surprise anyone expecting typical breakup bitterness. Horton...