Originally Posted by
njkayaker
Bicycle computers typically use Openstreetmap (OSM) data. So, they have access to the OSM road surface data. I don't think the OSM data for that is that great.
One issue is being able to clearly distinguish surface on a small screen.
just knowing it's not a dirt with the chance of gravel topped surface would be better than assuming the continuing paved road that I am on is expected to remain paved. Fine grey scaled hashing lines to distinguish it not being paved but a continuation of that linear road would be nice.