Look beyond the immediate, contrived example. Text can have meaningful structure beyond lines, which line-oriented tools handle poorly. So much power is availab

Look beyond the immediate, contrived example. Text can have meaningful structure beyond lines, which line-oriented tools handle poorly. So much power is available with UNIX command line tools, but often you must abandon them for python, ruby, or whatever. The proposed modest extension would allow the command line to be comfortably used for a larger problem space.