Just in time to close 2017 with a microtonal bang!, composer Taylor Brook released Virtutes occultae: an exploratory double album for piano. Somewhere between procedural, improvised, and strictly composed, the eighteen parts of this magnum opus take you into the world of overtonality. In a nutshell, this album is played by six virtual pianos, each tuned to a different 11-limit just intonation tuning. The details on how Brook’s approach extends Partch’s are scarce and blurry, but, in any case, the result is utterly mesmerizing. The fact that the music is played only by pianos, virtual ones at that, … Read more