Over the years, sperimental communication and digital art exchanges have also been explored within the Plexus art journey.

• In 1987, within the art co-opera “Serpente di Pietra" in Gavoi, Sardinia, digital exchanges occurred via the Bitnet network between the Dax Group of Carnegie Mellon University and the Physics Department of the University of Cagliari, before the advent of the internet.
• In 1988, within the event "Il Viaggio del Serpente", at the New York University Bobst Library, New York, experimental art interactions via fax, computer and telephone with the University of Cagliari Dept. of Physics and the Carnegie Mellon Dax Digital Arts Exchanges Group in Pittsburgh. 
• In 1989, at the Institute of Computer Art of the School of Visual Arts, in New York,  within the event “1992: The Departure of An Art Human Shuttle For Freedom Journeying to the Realm of a New Planet Called  Time-Art, it was explored to dematerialize a wood canoe from Senegal, with a scanner camera connected to a computer station to transfer it on-line to the Dept of Physics of  the University of Cagliari, with no success.  Then, at the Department of Physics of the University of Cagliari, in Sardinia, it was performed the delivery of the computer disks with the data of the de-materialized canoe  to be rematerialized there 
• In 1995, within the "Navigating Global Cultures" project between New York University, the University of Cagliari, and Cooper Union in New York, slow scan motion digital face-to-face exchanges were explored.
• In 2004, within the "Erosions and Renaissance Show" in Dakar digital art works started to be exchanged, arriving in 2019 to  feature 935 digital artworks from 469 artists worldwide, rematerialized on photocopies and united together as they traveled between Dakar, Cairns (Australia), Lecce, Rome, Dakar, Rio de Janeiro, and Jerusalem, on board of the Plexus Metr'Art.
• In 2014, within the "Cargos Art & Food with no Borders" project in Cairns, Australia, involved hybrid virtual and real events among Cairns, Cagliari, and Rome, with Skype connections to Dakar, Jerusalem, New York, Santa Fe, and Barcelona.
• In 2018, within the art opera “The Butterfly – The Return of Art in the Community”, in Rome, at the Macro – Museum of Contemporary Art in Rome, Plexus connected via webstreaming  the Atelier des Arts des Enfants de la Medina of Dakar, with the community initiative Carovana SMI in Cagliari and the Center for Australasian Theater in Cairns, Australia, by transmitting online all 935 digital art works of the Plexus Metr'Art.