[OSM-talk] [talk-au] Fwd: Re: Why PD is not better for business

[paul youlten]

But it is still a street map that we are making - administrative
boundaries, top secret government installations, Al Qaeda training
camps, water catchment areas and so on are fascinating (and probably
great fun to map) but they are not necessarily part of a street map.

PY

On Fri, Dec 11, 2009 at 12:55 PM, Steve Bennett <stevagewp at gmail.com> wrote:
> On Fri, Dec 11, 2009 at 9:39 PM, paul youlten <paul.youlten at gmail.com> wrote:
>> James,
>>
>> I am sure there are other examples of things that can't be easily
>> mapped by humans walking, cycling and kayaking around (drains,
>> underground tunnels and long lines of electricity pylons spring to
>> mind). Luckily street maps don't usually depend on these things to be
>> useful.
>
> And of course all the places people just aren't allowed to visit:
> private property, military areas, water catchments. And as has been
> pointed out, many boundaries don't have a physical manifestation that
> can be mapped. How on earth would you map council boundaries equipped
> just with a gps? National park boundaries? How would you name the tag
> the zillions of little bush tracks that have names but no signs?
>
> I'm not sure what proportion of the data we want can be collected
> using ground surveying with a gps alone, but it's far from 100%.
>
> Steve
>