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Prerecorded acoustic guitar, soft beats and more piano accompany video of jittery yellow circles and masses of illegible text in a concert that feels both meditative and too much to take in

Andy Akiho’s Seven Pilllars is a decidedly complex composition, a long palindrome that, as placed by Sandbox Percussion, finds beauty almost in spite of itself.

The strings stabbed, the camera panned in quick spurts with jump cuts, but the performers were still. It was an anxious and enormously effective approach to Rzewski’s prison meditation.