20. The method of claim 1 , further comprising following a pointer from a given audio summary being rendered to a location in an associated audio piece specified by the pointer, and rendering the associated audio piece beginning at the specified location.
20. The method of claim 1 , further comprising following a pointer from a given audio summary being rendered to a location in an associated audio piece specified by the pointer, and rendering the associated audio piece beginning at the specified location. 21. The method of claim 20 , further comprising terminating the rendering of the associated audio piece and resuming the sequential rendering of the audio summaries and the transition audio segments.