A return to musical roots is a time-honored tradition for many established artists who have endured for the better part of a decade. Forming and shaping an identity can take an album or two, and perpetuating forward motion while perfecting a sound can take another. Sometimes a swerve gets thrown in, an unseen obstacle sets itself in the middle of a path, or an experiment or two get eked out for one reason or another. But oftentimes by this point in a career an itch pops up to circle back to wher...