"Conquest of the Useless" is a reflective memoir that presents a collection of the author's diary entries written during the tumultuous production of a major film in the early 1980s. Set in the heart of the Amazon rainforest, the narrative captures the intense challenges faced by the film crew, ranging from logistical nightmares and clashing personalities to confrontations with nature and local cultures. The author's poetic and introspective prose delves into the emotional and existential upheavals experienced during the making of the film, revealing his relentless determination and the surreal experiences encountered in a remote and demanding setting.