In view of the growing complexity of internet systemics, the introduction at this stage of the collective "transit system" dimension, as our cloud-based flows of ideas force us to reconsider the organization of our professional sphere, is supposed to help us to achieve the leap in value which marks both the change of paradigm and the tipping point that are so critical to the survival of our digital economies. After this fourth and last step of the transversal pathway presenting the foundations to be reshaped is taken, we will be ready to move up to the "Featherweight" category, and continue with the first step of vertical consolidation of this knowledge capitalization process.