[Tagging] Feature proposal - RFC - ele with units

[Peter Elderson]

I should have been more clear.
I mean: go ahead, good move, and it's not a big task to adapt the remaining
ele:ft=* to ele=* ft once the documentation is adapted.

Peter Elderson


Op vr 3 dec. 2021 om 09:00 schreef Minh Nguyen <minh at nguyen.cincinnati.oh.us
>:

> Vào lúc 22:08 2021-12-02, Peter Elderson đã viết:
> > Taginfo shows less then 1000 ele:ft and over 7,6 million ele.
> >
> > Shouldn't be a major problem.
>
> I think you're referring to the global taginfo, but no one is suggesting
> that every ele=* worldwide should be expressed in feet. (That ship
> sailed in 1875.) There are 5.1 million ele=* tags in the U.S., of which
> at least 4.9 million came from bulk imports of buildings, POIs, and
> peaks. [1] In my opinion, it's more important to focus on the impact
> going forward on manual mapping of features for which elevation is
> highly relevant, rather than existing bulk imports of features for which
> elevation is of lesser importance.
>
> To be clear, I'm not proposing to retag anything. The proposal is only
> about removing a historical anomaly in the documentation and codifying
> existing practice, accepting that mappers will keep introducing values
> that conform to OSM's well-established standards regarding units.
>
> I'd welcome discussion about the impact to editors and data consumers,
> with the recognition that some of it has long been present regardless of
> the proposal. And if it truly is too late to change the documentation,
> then let's discuss how to mitigate dataloss from values without an
> explicit feet indication and from inaccurate conversions to a larger unit.
>
> [1]
>
> https://wiki.openstreetmap.org/wiki/Proposed_features/ele_with_units#Features_affected
>
> --
> minh at nguyen.cincinnati.oh.us
>
>
>
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