Jon Gold’s new single, "Lullaby for a Dream," is an act of gorgeous disorientation. You see the name—a pianist rooted in the intricate soils of jazz—and you prepare for one thing, but what arrives is a mist-laden skiff drifting from an entirely different shore. Gold, a Delaware musician, has composed a piece of British-Gaelic folk, and the cognitive dissonance is half the immediate magic....

Big O, an American hip hop producer, recording and mixing engineer, and DJ, has dished out this new album he calls “When It’s Not Said, But Done.” This album is a dedication to the art of starting over. It shows the artist's subtle choice to try out new sounds and break old habits. He wants to make something real, without having to make assurances or statements,...