The drains have the charm of the place. Through his passion for what lies beneath visible reality, Freud discovered the unconscious. If we could analyze the collective unconscious with the precision with which wastewater is analysed, we would encounter incredible surprises when considering the quantity and quality of hidden drives in our societies. demoscopies on consumer habits. According to Felipe González’s historical account, there is also a political sewer network in which democracy is defended. Apparently, during Jorge Fernández Díaz’s time as Minister of the Interior, this network worked to its maximum to illegally listen to the speeches of his political opponents.