Kurt Andersen talks with master film editor Walter Murch aboutthe tools he used to editmovies likeThe Godfather andCold Mountain. You’ll hear a painter fall in love with some very shapely power drills. Ariding lawnmower is customized to dance to the sounds of leaf blowers and weed whackers. And before composers used computers, one created complex music no human could ever play, by using the old-fashioned player piano.