On May 1 of 1990, in Amsterdam, at the Leidse Bosje Park,  Willem Brugman and Frans Evers staged The Black Box: Ethnoreality: Plexus: Amsterdam, a graffiti piece/plastic theatre. Then, in June at the Polanen Theater, Willem Brugman presented The Hole Box: Amsterdam: Ethnoreality: Plexus, a theatrical performance with Scott Rollins, Jeroen Heuvel, Nadine Lavern and Regina Willense.Then, the Ethnoreality's records were in Rome by Sandro Dernini and Maria Pia Marsala symbolically de-materialised into the Plexus Black Box to travel in Sardinia on board on board a second little toy boat. There, in Cagliari, Gaetano Brundu with Sandro Dernini performed their re-materialization and the departure. of a large painting the Sudario made by Brundu as the new Plexus sail for the continuation of the Plexus voyage. The day after, at the Archaeological Museum Genna Maria, in Villanovaforru, Sandro Dernini performed with the director Ubaldo Badas the arrival of Plexus Black Box on board of the little boat with the Sail of Gaetano Brundu and the Ethnoreality records from Amsterdam.