In the old-fashioned way

I am working in freetimes with my friends at Sopa de Sobre Studio in a traditionally-animated pencil-and-paper short film with original drawings by Paco Rodríguez de la Fuente. Here's the scanning process. The title: "Rain Dances". Above, the animation software interface. Below, the scanner, the sheets to be scanned awaiting their turn, and a pencil background...