It's perfectly reasonable to add surface=unpaved or similar based on aerial imagery alone, if you have some experience in distinguishing different surfaces of roads and tracks from aerial imagery.
Do you have evidence that most of the surface tags added by this user are unreliable? – Joseph Eisenberg On Sat, Jul 18, 2020 at 12:34 PM Michael Reichert <osm...@michreichert.de> wrote: > Hi, > > Am 18/07/2020 um 21.19 schrieb Mateusz Konieczny via talk: > > Are you sure that just satellite imagery was used? I suspect that also > > aerial imagery was used in edits. > > In Hamburg, Germany, where aerial imagery of the city is available, Bing > was used. > > >> I think that the description "all objects modified by Modest7 since 1 > >> January 2020" is sufficient. > >> > > I thought that revert was supposed to cover tracktype edits only? > > That was my plan initially. However, after scrolling back his edit > history, I found edits adding surface in the US. There is some overlap > in the meaning of surface and tracktype, therefore I think that it makes > more sense revert changes to both tracktype and surface, not tracktype > only. The revert is limited to these two tags because some changes by > Modest7 are indeed helpful, e.g. adding intersection nodes to > intersecting roads. > > Best regards > > Michael > > _______________________________________________ > talk mailing list > talk@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk >
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