Adapting novels for film almost always involves a process of reduction condensation and deletion This can be very frustrating for the writer but also illuminating Working on a script I was struck by how much of the dialogue and narrative description in a given scene in the novel I could dispense with while still getting across the same point This does not necessarily mean that the dialogue and description of the original were superfluous It is a matter of the type of attention demanded of the audience by narrative in each medium and a matter of the type of redundancy each employs I do not mean redundancy in the usual colloquial sense of material which is unnecessary but in a technical sense