[Tagging] [OSM-talk] OSM is a right mess

Martin Koppenhoefer dieterdreist at gmail.com
Wed Jun 3 09:26:35 UTC 2015

> Am 03.06.2015 um 10:39 schrieb Shawn K. Quinn <skquinn at rushpost.com>:
> I have yet to see a
> case where oneway=-1 is truly needed. Do any exist?

it depends what is "truly needed", most attributes and tags can be inverted without changing the way direction (forward, left, incline etc). Those ways that are direction dependent like coastline, retaining_wall, cliff etc are typically not describing features in the middle of a road 


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