Watch VoirFilms. Hacking at Leaves documents artist and hazmat-suit aficionado Johannes Grenzfurthner as he attempts to come to terms with the United States' colonial past, Navajo tribal history, and the hacker movement. The story hones in on a small tinker space in Durango, Colorado, that made significant contributions to worldwide COVID relief efforts. But things go awry when Uncle Sam interferes with the film's production.