Future time zone home

Eliot Lear lear at cisco.com
Tue Oct 26 10:22:51 UTC 2010


Thanks for your contributions.  More comments later.


On 10/26/10 12:15 PM, Tony Finch wrote:
> On Tue, 26 Oct 2010, Eliot Lear wrote:
>> On 10/24/10 11:18 AM, SM wrote:
>>> Will the contributions fall under "Note Well" rules?
>> Yes.  That is, people shouldn't expect to make any intellectual property
>> claims based on their contributions.
> The Note Well rules say the opposite.
> The IETF only requires a limited copyright licence that most notably does
> not permit the IETF to sublicence any contributions. This isn't sufficient
> for the TZ project, since TZ users need to be able to modify and
> redistribute it. See RFC 5378 section 5.3 nd 5.4 and note that
> sublicensing to the general public is not included.
> I think the TZ project's "Note Well" needs to state that all contributions
> are in the public domain or equivalently liberal licence (e.g. Creative
> Commons Zero http://creativecommons.org/publicdomain/zero/1.0/).
> Patents are perhaps less of an issue since the TZ project has ignored them
> in the past. The IETF's position is marginally stronger: it requires
> disclosure of any patents that claim to cover the technology, but it does
> not require any licence to the IETF or even a promise to licence to
> people using the IETF's work.
> I think the IETF's requirements for trademarks are suitable for the TZ
> project.
> By the way, did you see my earlier message which points out some errors in
> your draft's text about licensing?
> http://article.gmane.org/gmane.comp.time.tz/3438
>>> I am not suggesting a license change.  The following text is an
>>> adaption from RFC 4846:
>>>   To the extent that a TZ Contribution or any portion thereof is
>>>   protected by copyright and other rights of authorship, the
>>>   Contributor, and each named co-Contributor, and the organization
>>>   he or she represents or is sponsored by (if any) grant an
>>>   irrevocable, non-exclusive, royalty-free, world-wide right and
>>>   license to the IETF Trust and the IETF under all intellectual
>>>   property rights in the TZ Contribution in perpetuity, to copy,
>>>   publish, display, and distribute the TZ Contribution.
> I note that SM's suggested text does not include an equivalent licence to
> organizations other than the IETF. RFC 4846 says "grant the same license
> to those organizations and to the community as a whole" which is perhaps
> broad enough (and, oddly, seems to be more liberal than the IETF
> contributors' licence).
> However this isn't a public domain licence so it *is* a change to the
> existing TZ licence.
> Tony.

More information about the tz mailing list