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. The movie’s underlying question is whether individual care and compassion can survive the demographic decline of late-stage capitalism. As the concentration of wealth accelerates, for-profit sectors are paying less, inevitably leading to lower birth rates and labor shortages in the healthcare services required to handle an aging population.  All of a Sudden The Bottom Line A work of deeply affecting humanism.…