Acting step by step and on the scale of the foot, Hotel du Nord invites us to share our stories and to develop our desires for conversation, exchanges, mutual assistance, common experiences. For this it takes motivated inhabitants, spaces to explore but also collective places to meet, discuss, imagine, discover, make… Several delightful experiences have developed in recent years North of Marseille, attempting to invent human, cultural but also economic adventures. The pneumatic machine is part of these fragile and precious places. We are relecting its call for support to save it from a forthcoming closure in January, which would represent the far too early end of one of these spaces necessary for our common fate. To save the pneumatic machine: here