[Talk-GB] worrying edit to junction (now reverted)

[Edward Catmur]

One thing you can do is to leave the old ways in place, retagged with a
lifecycle prefix (probably razed:), and with dates if known. It won't
necessarily stop people replacing them, but it should give them pause.

On Wed, Jan 20, 2021 at 9:15 AM Jon Pennycook <jon.pennycook at gmail.com>
wrote:

> Amazon had a habit of drawing old roads in construction sites, including
> putting old roads through the middle of new parks, based on old aerial
> imagery - all in areas that I had already mapped (and sometimes where I had
> supplied imagery to Mapillary). They reversed the changes when I noticed
> them, but it is annoying when people use old imagery.
>
> Jon
>
> On Wed, 20 Jan 2021, 08:40 Ken Kilfedder, <spiregrain_osm at ksglp.org.uk>
> wrote:
>
>> I write for advice on couple of related, very annoying edits that
>> happened in my area yesterday.  One of the two users responded to a
>> changeset message, and reverted the change.
>>
>> I suspect they were involved in doing mass or part-automated edits for
>> Facebook.   The two offending changes are:
>>
>>    - https://www.openstreetmap.org/changeset/97788019  /
>>    https://osmcha.org/changesets/97788019/
>>    - (Remodelled a T-junction back to the roundabout it was 2 years ago
>>       - complete with entry lanes etc. a very nice job)
>>       - https://www.openstreetmap.org/changeset/97789682 /
>>    https://osmcha.org/changesets/97789682/
>>    - (Patched up the resulting gaps in route relations, etc)
>>
>>
>> Like I say, the users have at least put everything back, and have engaged
>> in conversation on the subject.   So it's not a matter for DWG.
>>
>> But my concern is that one of them has around 1000 edits to his name; and
>> that the two user names *imply* dozens (hundreds?) of others a blundering
>> about replacing accurate in-person mapping with nice-looking but incorrect
>> data from who-knows-what sources?
>>
>> Is anyone keeping a log of similar incidents from FB mappers and/or our
>> other corporate benefactors?
>>
>> Am I making a mountain out of a molehill?  Happy to wind my neck in, if
>> so.
>>
>> ---
>> https://hdyc.neis-one.org/?spiregrain
>> spiregrain_osm at ksglp.org.uk
>>
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