Screenwriter McCausland drew heavily from his observations of the 1973 oil crisis' effects on Australian motorists: Yet there were further signs of the desperate measures individuals would take to ensure mobility.
Penulis skenario McCausland menarik banyak perhatian dari pengamatannya tentang dampak krisis minyak 1973 terhadap pengendara Australia: Namun ada tanda-tanda lebih lanjut dari tindakan putus asa yang dilakukan individu untuk memastikan mobilitas.