Chamber Rites is an encounter based on sharing emotions, on audio-visual exchange, on the practice of radical improvisation, characterized by a location or context, of which we define a part of its mobile architecture. Ours is a ritual whose coordinates -- spatial, temporal and performative -- are traced by signs, at the same time enigmatic and visible, sedimented in time --Fabrizio Casti and Elio Martusciello, 2015. Fabrizio Casti: prepared piano; Elio Martusciello, computer. Fabrizio Casti is an Italian experimental music composer operating in both acoustic and electroacoustic improvisation, and the author of vocal, instrumental, chamber, and symphonic works for instruments and live electronics. He teaches Elements of Music Composition and Analysis at the State Music Conservatory of Cagliari, Italy, is Artistic Director of Spaziomusica, and is on the board of SpaziomusicaRicerca, Cagliari. Both associations conduct musical research and promote composition of contemporary and experimental music. His works have been published by RaiTrade, Ricordi, and Ut Orpheus and recorded by ECM, Stradivarius, LIMEN, Ricordi-Nuova Fonit Cetra, Warsaw Autumn, and Spaziomusica. Elio Martusciello is an Italian electroacoustic and experimental music composer, musician, and visual artist. He teaches electronic music at the Naples Conservatory of Music, Italy. He studied photography with Mimmo Jodice and visual arts with Carlo Alfano, Armando de Stefano, and Rosa Panaro. His aesthetics are inspired by acousmatics, but he also composes for instruments and live electronics and operates in installation art, multimedia, visual arts, and electroacoustic improvisation. His works have been recorded by Recommended Records, Staalplaat, Die Schachtel, Ambiances Magnétiques, FMP, GMEM, Institut International de Musique Electroacoustique de Bourges, and others." - Die Schachtel.