For non-controversial subjects too, this kind of on-site interpretation can help audiences understand the past or think about the relevance of role models to their own lives.
Ar gyfer unigolion nad ydynt yn ddadleuol hefyd, gall y math hwn o ddehongli ar y safle helpu cynulleidfaoedd i ddeall y gorffennol neu feddwl am berthnasedd modelau rôl i'w bywydau eu hunain.