[OSM-talk] OpenRailwayMap Electrification Status vs tag electrification=no

[Mateusz Konieczny]

Feb 24, 2022, 13:41 by gdt at lexort.com:

>
> Maarten Deen <mdeen at xs4all.nl> writes:
>
>> Not sure if there is an implicit value for sidewalk for different
>> highway types, but if there is not and certainly if the 100 km road is
>> not a major one (in Germany 100 km/h is default outside towns), then
>> it would not be a bad addition.
>>
>
> Just because there is a default value for a key does not mean it should
> not be added.
>
> There is a big difference between
>
>  there is a tag says this object doesn't have a sidewalk
>
>  there is documentation that says if there is no sidewalk tag then one
>  should assume it is like sidewalk=no
>
+1

> while data consumers are supposed to treat those the same, the first is
> reliable and the second is a guess
>
No. Data consumers can assume something when no data is tagged
but how people process OSM data is 100% their decision.

They can assume something, treat this lack of data specially,
make assumptions different than someone proposed on wiki...

Data consumers are not obligated or supposed to treat this two cases
in the same way. And different data consumers likely will have different needs.
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