On Fri, Dec 11, 2009 at 12:12 PM, Anthony <[email protected]> wrote:

> On Fri, Dec 11, 2009 at 3:54 AM, John Smith <[email protected]>wrote:
>
>> 2009/12/11 Anthony <[email protected]>:
>>
> > Plus I think OSM is going to lose a huge chunk of the database over this.
>>
>> This would be a disaster, but some have already mentioned having a
>> read only database with non-ODBL data and then combining it on the
>> tile server to get round this problem,
>>
>
> You can only do that if you release the tiles under CC-BY-SA, which means
> that anyone else is free to extract the data from the tiles and use it under
> CC-BY-SA.
>

Isn't copyleft great!  Real copyleft, not that ODbL crap.
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