The finished product is often of less importance than the skills and confidence gained through the process and the way in which the community is strengthened through people in it work and are brought together.
It simply is not cost affective to cover stories from independent sources.
Activists are generally doers - rather than watching television and thinking about the world they will put there energies into doing something 'active' to change the (political) situation.
The power and appeal of Documentary is the way it alters and plays with the way the viewer relates to and understands the subject.
Inherently participatory in nature, Community Video focusing on using video to enable communities to communicate amongst themselves as well as with others.