Also as prototypethe tetraederspeaker fits in the garden besides the water collector.https://algo.mur.at/projects/ex-machina-dei/media/gardeninstallation/12_garden_tetraspeaker3.jpg/viewhttps://algo.mur.at/projects/ex-machina-dei/media/gardeninstallation/12_garden_tetraspeaker3.jpg/@@download/image/12_garden_tetraspeaker3.jpg
Also as prototype
the tetraederspeaker fits in the garden besides the water collector.
