Ryusuke Hamaguchi has often shown a fascination for the exchange of ideas as a form of process, negotiation and exploration, whether it’s the theater workshops in Drive My Car or the volatile town meetings with developers in Evil Does Not Exist. Conversation is action. Staff meetings and training sessions are a big part of the Japanese auteur’s All of a Sudden (Soudain), set primarily in a Paris elder-care facility run by a woman whose progressive treatment approach clashes with the realities of chronic understaffing and bottom-line-driven management.