According to an interview on the DVD The Making of Crack the Skye, this album represents the element of aether, which is represented by the souls and spirits of all things, a theme closely related to the context of the album.
Segundo unha entrevista que aparece no DVD The Making of Crack the Skye, este álbum representa o elemento do éter, que está representado polas almas e espíritos de todas as cousas, un tema moi relacionado co contexto do disco.