What are incels? How to empathize with a group of men who are markedly misogynistic? Where is the Tinder algorithm located? The Murcian Gala Hernández López, doctoral student at the University Paris 8, reveals the loneliness from which her film, made from screenshots of various corners of the saddest internet, emerges. La mecánica de los fluidos is the winner of the Un Impulso Colectivo Award.