[OSM-legal-talk] use OSM data to select proprietary data

[Michal Palenik]

On Fri, Dec 20, 2019 at 11:34:12AM +0100, Christoph Hormann wrote:
> On Friday 20 December 2019, Mateusz Konieczny wrote:
> >
> > Obviously, both nodes, ways and
> > relations should be counted.
> >
> > Otherwise one would be able to
> > temporarily create one relation,
> > that would include all data (s)he
> > wish to use and export this.
> 
> The "100 Features" limit as a rule of thumb for substantiality was not
> really well thought through.  IMO a data volume limit would make more
> sense - which would probably make sense to position somewhere between
> 1kB (approximately equivalent to a hundred untagged nodes) and 5kB
> (addresses, buildings etc.)  Talking about compact binary data
> representation here of course, not raw OSM XML and no lossy
> compression.

my rule of thumb proposal (from a long time age) was 
"1 day work of a semi experienced mapper"

(which would take into account availability of aerial photos or other
sources to import)


m



-- 
michal palenik
www.freemap.sk
www.oma.sk