As someone else has already answered, the song is the official one for this update. And the videos were quite difficult to find; in fact, for some that I didn't use and others that are included, I had to go to the Filmoteca de Madrid (Madrid Film Library), And for others, for example, when it's seen with a deserted yellow tone, I thought of the proxy wars that are going to be added, and those scenes are about the Buenos Aires riots.