[OSM-talk] Bing maps is misplaced

Kenneth Gonsalves lawgon at au-kbc.org
Thu Dec 9 05:33:39 GMT 2010


On Thu, 2010-12-09 at 03:16 +0100, Ulf Lamping wrote:
> >
> http://www.openstreetmap.org/?lat=13.03175&lon=77.56565&zoom=17&layers=M
> >
> > before the conference I did a rough sketch from satellite imagery.
> On
> > arrival at the spot I found that the ground reality was totally at
> > variance with the satellite imagery - and I got lost!
> 
> Seems the imagery got outdated.

it did not 'get' outdated - imagery for most of India is 2-3 years old.
> 
> If someone had perfectly mapped that area a few years ago and it got 
> completely outdated in the meantime - you would get into the exact
> same 
> problem. Taking your opinion further would mean we shouldn't map 
> anything at all because the map data might get outdated.

how do you come to that conclusion? if you are local, you will map the
changes - if you are using a satellite, you only *see* the changes once
in 2-3 years

> 
> What your example really tells us is that you shouldn't "repair" 
> existing OSM data from (probably outdated) imagery without local
> knowledge.

repair or map
> 
> > what I object to is mapping a place one has no intention of visiting
> 
> Fine, seems you don't like the wiki principle ...

never heard of the wiki principle - if this implies that since everyone
has edit writes, anyone can write rubbish - then I don't like it.

-- 
regards
Kenneth Gonsalves




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