Source : Free On-Line Dictionary of Computing

low-bandwidth
     
        [communication theory] Used to indicate a talk that, although
        not {content-free}, was not terribly informative.  "That was a
        low-bandwidth talk, but what can you expect for an audience of
        {suit}s!"  Compare {zero-content}, {bandwidth}, {math-out}.
     
        [{Jargon File}]