[OSM-talk] Adding Wikidata tags to 70k items automatically

[Edward Betts]

Simon Poole <simon at poole.ch> wrote:
> > On 28 August 2014 09:09, Simon Poole <simon at poole.ch> wrote:
> >> What you do avoid by not tagging in OSM is
> >> maintenance (given that OSM objects are not
> >> necessarily a persistent reference to a single real
> >> world entity).
> > 
> > Very few Wikidata IDs will change (far fewer than Wikipedia article
> > names, for instance; and far fewer than IDs or other tags in OSM).
> > 
> > Again, this is a statistically-insignificant edge-case.
> 
> I wasn't expecting wikidata IDs to change at all. OSM objects will get
> reused, copied, split, moved, deleted etc. leading to missing or wrong
> wikidata tags. Naturally these could be detected by re-running Edwards
> code, but that kind of proves my point.

I don't think 'humans will make mistakes in future' should be used as an
argument against an import of machine generated data.

If it becomes a big problem we could modify the editors to warn when multiple
items in a changeset have the same wikidata ID.

-- 
Edward.