[OSM-legal-talk] Copyright Assignment

Ulf Möller osm at ulfm.de
Sat Jan 9 15:16:36 GMT 2010

80n schrieb:

> CC-BY-SA doesn't require contribution back but it does *permit* 
> contribution back.  That's an important distinction.

We're currently working on the assuption that you can comply with 
CC-BY-SA by giving attribution to "the OpenStreetMap contributors". That 
assumption is no longer true when importing CC-BY-SA licensed data from 
other sources. Then what?

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