A relatively civil depiction of the systemic racism when people in power are not in any danger of repercussion. It unveils the threat it presents to the justice system, and the only way to change it is through persistent participation in this uphill battle, and tolerance to welcome those with open-mindedness to change.
One might dispute how real, or how artificial this film really is (indeed, that's what the directors themselves explicitly examined in the film), but there is no denying that this is one of the greatest, and most self-reflexive experiments in cinema history. By allowing the interlocutors to dictate where they want to take the conversation, Rouch & Morin created a moving poetry in motion.