AC/E supports the participation of Juan Antonio Nieto, a Spanish experimental musician. Nieto plays live electronics using field recordings as a raw material. His records have been published on labels as Moozak, Trente Oiseaux, Mandorla, Experimedia, Impulsive Habitat, Plus Timbre, Test Tube, A.M.P., and Luscinia among others. His music also has been included in more than thirty compilations.