I guess in rural Africa those are where the zebras cross... :-)

2017-06-18 18:08 GMT+02:00 john whelan <jwhelan0...@gmail.com>:

> When you mix new users with iD and OSM all sorts of strange things
> happen.  For example there seems to be a large number of Zebra pedestrian
> crossings in rural Africa so unfortunately I suspect its a finger problem.
> iD does a very good job of guiding people but its very difficult to make
> anything idiot proof, they keep evolving and finding new ways to cause
> chaos.
>
> I just correct the very obvious ones when I see them.  JOSM validation
> crossing highways is good for spotting them by the way.
>
> Cheerio John
>
> On 18 June 2017 at 11:31, David Earl <da...@frankieandshadow.com> wrote:
>
>> Is there something people can do too easily and inadvertently in iD which
>> leads to a problem if they don't spot they've done it? Or maybe even a bug?
>>
>> In the last month I've found edits by two different accounts, both
>> editing in iD, where a node has ended up merged with another node, or
>> possibly a way re-connected to a different incorrect node, some hundreds of
>> metres away (in both cases the original location ended up eastwards, but
>> that's probably just coincidence). The visual result is a road or building
>> ends up with a long narrow spike in it.
>>
>> In both cases, from the changeset comments, it doesn't look like either
>> of them were even trying to edit the particular feature in question - they
>> were doing something quite unrelated.
>>
>> What I'm wondering is if there is perhaps some gesture, like panning the
>> map, which can end up dragging a node which dropped onto another node
>> connects them. If you're rapidly panning perhaps you may not notice you
>> picked up a node? Is this possible? Is there some other scenario that could
>> lead to this accidentally? I can understand one mistake, but two so very
>> similar accidents by different people looks suspicious.
>>
>> David
>>
>>
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>
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