[seqfan] Re: OEIS license: CC by-sa option?

Alonso Del Arte alonso.delarte at gmail.com
Mon Dec 6 17:58:08 CET 2010

The goal of the license, in my opinion, should be twofold:

1) To provide unhindered access to honest researchers; and
2) To deter charlatans from profiting who contribute neither work nor

But to have someone who is not a lawyer write the license could cause the
opposite to happen: researchers feel too restricted, and crooks find the
loophole to take what they want and it's perfectly legal.


On Mon, Dec 6, 2010 at 12:37 AM, Olivier Gerard <olivier.gerard at gmail.com>wrote:

> On Mon, Dec 6, 2010 at 03:19, Russ Cox <rsc at swtch.com> wrote:
> >
> > The text you quoted is true only for the licensor.  Right now that
> > is indeed the OEIS Foundation.  But in my text above I said
> > "if we ever invoked the SA clause to bring any external changes
> > back into the OEIS".  So for example if someone else set up
> > their own site with a cleaned up OEIS, the SA clause would give
> > us the right to incorporate their modifications.  *BUT* it would
> > only give us the CC license rights to them, meaning that we
> > would then be bound by it w.r.t. the imported changes or else
> > have to exclude them from any future commercial use.
> >
> > Russ
> >
> >
> This is in fact the central (and tricky) aspect of the viral character of
> the CC licences.
> By the way I am in contact with IP law specialists and especially Creative
> Commons expert Miss Dulong de Rosnay should the OEIS foundation
> need an informed advice on these subjects.
> Olivier
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