At 9:30 Club, Darkside's disorienting sounds emerge from a thick fog

For electronic musician Nicolas Jaar, recording as Darkside with multi-instrumentalist Dave Harrington was a chance for the Chilean American prodigy to make what he called a proper "rock-and-roll record." The critically acclaimed "Psychic" delivers on that promise, albeit on Jaar's terms: The album deftly fuses spacey prog-rock with Jaar's gossamer dance music and Harrington's jazz and blues-inflected guitar work. But while "Psychic" is a headphone masterpiece for black-lit bedrooms, the Darksid...