Good move of bringing in the community and UGC elements into Maps to broaden map data also generate hyper local content. Key issue would be moderation and validation of this content
Google on Monday unveiled a new Web-based tool, Map Maker, that lets people add roads, lakes, businesses, and other features to unmapped regions of Google Maps.
It's great that this kind of activity can be crowd-sourced the community can contribute to a project that reduces the amount of digitally uncharted terrain. Google has given us a way to help make a difference that, while small, could collectively become quite large.