[Foundation-l] Khan Academy contradictory licensing conditions

[Béria Lima]

I think they use the NC-ND version (at least that is the one in youtube
videos), as an example, this video
http://www.youtube.com/watch?v=N0Y8ia57C24 has this tag:

> *LICENCE: Creative Commons (Attribution-Noncommercial-No Derivative
> Works). *
>
> *For more information about this licence, please read:
> http://creativecommons.org/licenses/by-nc-nd/3.0/.*
>

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*Béria Lima*
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On 31 October 2011 21:24, Cristian Consonni <kikkocristian em gmail.com> wrote:

> I posted a question in the comment group[1] of Khan Academy[2], a
> great education website.
>
> In fact in this page on the wiki of the site[3] under "Our Principles:
> the rules of the game", is said:
> "Openness.  [...]
>    Open content means that all content distributed by or through the
> Khan Academy uses the CC-by-sa license (or a compatible license)
> [...]"
> but actually in the footer of every page the is indicated a
> CC-3.0-NC-BY-SA license.
>
> So there must be a mistake somewhere, the point being that CC-BY-SA
> license would be compatible with Wikipedia and the other projects,
> which I think would be a great, valuable thing.
>
> Can somebody help me to clarify this point? I think it's important.
>
> Cristian
>
> [1]
> http://groups.google.com/group/khan-academy-comments/browse_thread/thread/41c7276786ab89da
> [2]www.khanacademy.org
> [3]
> https://sites.google.com/a/khanacademy.org/forge/home/mission-principles-and-values
>
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