Sentence:  Although this question is never explicitly raised in the film, the postmodern, dystopian world within which the action takes place -- a world that is overcoded, that contains an unmanageable jumble of advertising appeals from disembodied voices along with a <WSD>heteroglot</WSD> of language and speech styles that threaten both self-understanding and mutual intelligibility — makes an implicit point. 
Meaning of the word marked with <WSD> tags:  An amalgam of multiple languages or dialects.