Re: Creative Commons 3.0 Public draft -- news and questions

[Weakish Jiang <weakish@gmail.com>]

Francesco Poli wrote:

> 
> While analyzing the license draft, I noted something strange.
> The anti-DRM clause quoted by Evan is, substantially, the one found in
> clause 4(a):
> 
> |     You may not impose any technological measures on the Work that
> |     restrict the ability of a recipient of the Work from You to
> |     exercise their rights granted under the License.
>  
> There's another one in clause 4(b), which is very similar, but not
> equal:
> 
> |     You may not impose any effective technological measures on the
> |     Adaptation that restrict the ability of a recipient of the
> |     Adaptation from You to exercise their rights granted under the
> |     License.
> 
> Please note the adjective "effective"!
> 
> Questions:
> 
>  A) Why are these two clauses different from one another?
> 
>  B) Is the difference relevant with respect to DFSG compliance?
> 
>  C) Does specifying that only *effective* technological measures are
> forbidden imply that parallel distribution (of DRM-encumbered and
> DRM-*un*encumbered copies) is allowed for Adaptations?
> 

It's strange that these two clauses are different, but I think they are
equivalent.

It seems that CreativeCommoons wants to fight against DRM using the CC
license.