Development of Creative Commons licenses

["Greg London" <email AT greglondon.com>]

Rob Myers said:
> I do wonder why the license can't just say "after 14 years this work is
> public domain", surely that's doable if you date it?

hm, the only difference I can see is that by assigning
copyright to CC, you assign ALL rights to the work
to CC. This would prevent you from releasing the
work under CC-14, and then creating a derived version
that is "all rights reserved".