Just go to <a href='%{map_url}'>the map</a> and click the note icon:
<span class='icon note'></span>. This will add a marker to the map, which you can move
by dragging. Add your message, then click save, and other mappers will investigate.
- trace:
+ traces:
visibility:
private: "Private (only shared as anonymous, unordered points)"
public: "Public (shown in trace list and as anonymous, unordered points)"