Re: [libreplanet-discuss] Direct data and derived data: chance for a data GPL?

[Aaron Wolf]

On 08/28/2018 05:37 AM, bill-auger wrote:
> On Tue, 28 Aug 2018 02:43:06 +0200 Thomas Harding <tom@thomas-harding.name> 
> wrote:
>> Databases are "a set" of informations, and copyright applies on that
>> collection as whole, and moreover on its structure.
> 
> if thats true then it is a counter-argument to what the OP was
> proposing - that siggest can only work if each individual user who
> contributed each bit of data retains copyright on each bit - i dont
> thik that is the case for such small bits as "tweets" and "likes"
> whatnot - so if the copyright belongs to the collector then the users
> have absolutely no grounds to ask them to delete or share any of it
> 
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I'm not taking the time to fully engage on this topic, but note that
data / database issues are well-addressed by the dedicated community
around Open Knowledge.

So, among various interconnected sites: https://opendatacommons.org/

Their license *is* a copyleft GPL analogue for data.
https://opendatacommons.org/licenses/odbl/