Digital. Someone called it the Romanian "La Nuit Americaine" and it seems to be the only film of this cinematography in which Cinema is a subject and object. But there's a fundamental distinction: in Truffaut, cinema is a state of romanesque evocation, filmed only from and for inside, while here is a device with which external situations and characters are filmed, filming at the same time a society, for outside.
3 episodes with a filmcrew. and the good stories always take place aside from what their camera focuses on. probably one of the most complex mise-en-scene one could wish for, shifting the perspective between main characters and extras, turning the ones into the others and vice-versa and building meaning out of the coexistence of everyone on the set.