KDE licence policy update

[Jonathan Riddell]

On Sat, Feb 11, 2017 at 12:37:23AM +0100, Luigi Toscano wrote:
> Jonathan Riddell ha scritto:
> 
> > The main change is for docs and other non-code files to become
> > CC-BY-SA 4.  This allows it to be converted to code (it's one-way
> > compatible with LGPL 3) 
> Do you have more details for this? I see contradicting information, it does
> not seem to be totally future proof (even if I hope that we won't see a GPLv4
> before my retirement, but... that would be too much I guess):
> https://www.fsf.org/blogs/licensing/creative-commons-by-sa-4-0-declared-one-way-compatible-with-gnu-gpl-version-3
> (hint about GPLv3 only)

Yes looks like you're right, it's GPL 3 compatible.

> https://www.gnu.org/licenses/license-compatibility.en.html -> "Unfortunately,
> CC-BY-SA 4.0 does not permit relicensing to future GPL versions. What you
> should do, when you relicense material under CC-BY-SA 4.0 to the GPL, is
> specify yourself as a license version proxy to indicate whether future GPL
> versions have been authorized for that material. If someday there is a GPL
> version 4 and Creative Commons decides to allow relicensing from CC-BY-SA to
> GPL version 4, you as proxy will be able to retroactively authorize use of
> that relicensed material under GPL version 4. (Alternatively, you can ask the
> authors of that material to give permission right away.)"
> 
> Can we setup a process so that we don't need to rework everything in the future?

How about making further use of this page?
https://techbase.kde.org/Projects/KDE_Relicensing

Jonathan