These ones are the latest cool interactive domains by Angelo Plessas, http://objectrelatedtheory.com, http://animacapella.com/, http://egoallegro.com/ and http://tempocrescendo.com/. The last three are part of The Angelo Foundation School of Music, a sprawling multipart project by Plessas in collaboration with Angelidakis, they attempt to give physical architectural form to this complex set of propositions. Click the images to see each piece. See more;
See other entry of Angelo Plessas, here.