On 2019-03-13 14:45, Martin Koppenhoefer wrote: > > Am Mi., 13. März 2019 um 12:54 Uhr schrieb Sergio Manzi <s...@smz.it > <mailto:s...@smz.it>>: > > On 2019-03-13 12:15, Tom Pfeifer wrote: >> I think you misunderstand. OSM is based on locally sourced, handcrafted >> data. That creates the high quality. > > That's totally inaccurate. > > The reality is that OSM is based on imported data, augmented by locally > sourced information (/of ///sometimes /questionable quality/). > > > > There are examples for this like the US, Friuli Venezia Giulia (buildings), > maybe France (landcover + cadastre) and the Netherlands, but this is still > not globally the case, and I would hope it will not get to this point. You > are relatively new here Sergio and may not know the history of OSM, also in > Italy where you map, most data was mapped by mappers. Notable Italian > exceptions may be Friuli Venezia Giulia, administrative boundaries by ISTAT, > fuel station import last year, some locally confined imports in some > municipalities. > > Cheers, > Martin > Was this https://www.openstreetmap.org/node/288179924 mapped by Reinhold Messner carrying an high accuracy GPS in is backback? As I think he is one of the very few who put foot there...
Sergio
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