Hi -

Isn't the question of copyright between Twitter and the author. Isn't it likely 
that the author was working for hire which means that Twitter does have 
copyright? If there is a question here then isn't this a question for 
legal-discuss@?

Regards,
Dave

Sent from my iPhone

> On Sep 15, 2017, at 9:28 AM, John D. Ament <johndam...@apache.org> wrote:
> 
> On Fri, Sep 15, 2017 at 11:25 AM Bertrand Delacretaz <
> bdelacre...@codeconsult.ch> wrote:
> 
>> On Fri, Sep 15, 2017 at 3:09 AM, John D. Ament <johndam...@apache.org>
>> wrote:
>>> ...I'd like to understand why Heron is inclined to do a SGA rather
>>> than ICLAs....
>> 
>> IANAL but my understanding is that the software is donated by its
>> copyright owner.
>> 
>> Java files found under https://github.com/twitter/heron have a
>> "Copyright 2017 Twitter" header.
>> 
>> My conclusion is that a software grant needs to be provided by Twitter.
>> 
> 
> The key word here is "donated."  Right now there are licensing issues
> within the Heron code base that need to be resolved.  However, all of the
> originally developed code is Apache License, v2.  Twitter doesn't actually
> own the copyright on all of the code (see [1] as an example), because of
> that I'm not sure a grant would actually be valid at this time.  When
> they're ready to remove the twitter headers in favor of the ASF standard
> headers that would be when I expect a grant to be processed.
> 
> 
> [1]:
> https://lists.apache.org/thread.html/64bbb16137225217a5626108801a4fc2ed940382000204f8633aa378@%3Cdev.heron.apache.org%3E
> 
> 
> 
>> 
>> -Bertrand
>> 
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