Opinion column published in Culture et Recherche n°147. Nicolas Obin (Associate Professor, Sorbonne University) , Pierre Saint-Germier (Research Fellow, CNRS) , Jean-Louis Giavitto (Research Director, CNRS) , Frank Madlener (Director, IRCAM) , Axel Roebel (Research Director, IRCAM), Frédéric Bevilacqua (Research Director, IRCAM).