Just moments before its ending credits, “The Last Black Man in San Francisco” shows its protagonist, Jimmie Falls, taking a dejected bus ride home in a film chock full of dejected bus rides. At this point in the movie, his titular city’s push toward an insanely optimistic and effectively unhuman vision of “the future” has swallowed his life whole. Gentrification took his childhood home, the ensuing poverty pushed him out of his parents’ care, and the hurt of it all has exploded in a confrontation that now threatens to end the only friendship he has left.
On the bus, he overhears two girls.