[OSM-dev] Paging the tile server admins

Ian Dees ian.dees at gmail.com
Thu May 5 19:45:01 BST 2011

On Thu, May 5, 2011 at 1:44 PM, Frederik Ramm <frederik at remote.org> wrote:

> Hi,
> NopMap wrote:
>> I tried Locus on my phone and traced the accesses in the server log. I
>> positively is the culprit.
>> Needless to say that the program contains no proper attribution and no
>> license hint whatsoever. :-(
> From reading their forums, I get the impression that they had initially
> hard-coded a number of tile providers, and then dropped these in favour of a
> "user configurable" tile URL in order to avoid trouble with Google et al.
> Leaving morality aside for a moment, I wonder what the attribution
> requirement actually is in that situation. Say you make an Android app that
> has no built-in tile sources but if you enter an URL in some text box it
> will try to load tiles from there.
> Does CC-BY-SA require that the application programmer somehow cleverly
> finds out that the user has entered the OSM tile server, that this tile
> server serves CC-BY-SA tiles, and that the attribution is so-and-so?
> Probably not, which means that as long as you don't explicitly support OSM
> you don't need attribution, right?

It doesn't matter how you design it technically. Your app is displaying
CC-BY-SA content that has an attribution requirement. if the app doesn't
support the attribution then I would say it's violating the license.

Anyway, legal-talk is that way --> ;-)
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