Herzog's first film, made when he was 19, and he considers it his apprenticeship, rather than going to film school.
Clearly a man that's always been interested in obsession and sacrifice in pursuit of goals, here with shots of body builders working out, or the 24 hour les man races. Both cases putting bodies (and machines) through a lot of strain in order to achieve an impossible goal, a Herculean task.
Herzog doesn't think much of it, and it quite…