gathered
New tool to detect missing roads from OpenStreetMap based on GPS data from "Scout"
(apparently Scout is an app to meet up with friends)

Available as a web tool (linked here) or a plugin for JOSM.
Further explanations here: http://www.openstreetmap.org/user/mvexel/diary/35966
and documentation here: http://www.openstreetmap.org/user/mvexel/diary/35983
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