5. The method of claim 4 where the facility injects a segment of audio representing the speaker of the preceding or subsequent segment into the sequence of voice message segments.
4. The method of claim 1 where the voice message segments are automatically presented in temporal sequence, as they are received and as limited by playback resources, and in addition, a facility is made available for quick reorientation when user needs to regain context, so that the user receiving said message segments can easily infer the context of each voice segment and follow multiple conversations thus permitting said user effective use of said network while allocating significant attention to activities outside of interacting with said network.