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Licence/Historic/We Are Changing The License: Difference between revisions

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* The current license uses only copyright law. This clearly protects creative works such as written documents, pictures and photos. It does not clearly protect data, particularly in the US.
 
* As theThe current license is not written for data and databases. It is therefore very difficult to interpret. If someone uses your data in a map in a book and the map has several layers, what should be the placed under CC-BY-SA. Just the OpenStreetMap layer and any enhancements? The whole map, including any unconnected layers and markers? The whole book?
 
* It is difficult or impossible to ask questions about what can and cannot be done, as this means asking all the thousands of contributors individually to give their permission.
* It is difficult or impossible for folks to mix our data with data under other licenses.
 
You can read more here: http://www.osmfoundation.org/wiki/License/Why_CC_BY-SA_is_Unsuitable
 
== Have other options been considered? ==