Written by the layerzerolabs pair (in their cups) and first performed at the magnificent http://squatconf.eu
Opening it up to the universe (multiverse even) for fun and no profit. I'm sure it can be improved!
Many translations of the Heart Sutra exist; we took http://www.openbuddha.com/2011/07/04/the-heart-sutra-commentary-by-zen-master-seung-sahn/ as our basis.