Piotr Kurek plays it stone-faced. His music teems with strangeness, yet even his most outré pieces have a lulling effect; it’s uneasy listening that casts a blissful spell. Make no mistake: The Warsaw composer’s music is way out there. His records are miniature worlds where the usual laws don’t hold. Kurek loves to blur the line between authentic and ersatz, natural and synthetic, cause and effect; resolutely tactile instruments like vibraphone are balanced by ethereal wisps of Auto-Tune. Drop the needle anywhere, and you might hear cybernetic bagpipes; holographic harps; voices that might be cellos, or vice versa. For someone who frequently writes for theater — an art form based on real people moving around in three-dimensional space — he’s got an uncanny knack…