[OSM-talk] Voluntary re-licensing begins

[Brian Quinion]

On 12 August 2010 14:37, Tom Hughes <tom at compton.nu> wrote:
> On 12/08/10 12:51, Brian Quinion wrote:
>
>> Could you point to the document from OS that gives "explicit
>> permission"?  I would love to find such a document.
>
> It's here:
>
> http://www.ordnancesurvey.co.uk/oswebsite/opendata/licence/docs/licence.pdf
>
> Unfortunately it does not, as far as I can see, allow anybody who has used,
> or plans to use, OS OpenData to sign the CTs as things stand because it
> requires:
>
>> You must:
>>
>> *  acknowledge the copyright and the source of the Data by including any
>>    attribution statement specified by the Data Provider. If no specific
>>    statement is provided please use the following:
>>
>>    Contains [insert name of Data Provider] data Š Crown copyright and
>>    database right
>>
>> *  include the same acknowledgment requirement in any sub-licences of the
>> Data
>>    that you grant, and a requirement that any further sub-licences do the
>> same;
>
> Which is clearly in conflict with the CTs which require you to grant OSMF a
> license to sublicense any data you upload under a license of their choosing
> subject only to a constraint that the license they choose is "open and free"
> which clearly does not restrict their choice to licenses that would pass on
> the attribution requirement.

Yes this was exactly the issue I was referring to, the compatibility
between the OS OpenData License and the Contributor Terms.

Thanks for clarify this rather better than I did!

Cheers,
--
 Brian