I wrote: > The advertising clause applies only to distribution. The SWI clause > appears to apply to mere use.
> So the SWI clause is actually *more* restrictive! And as others have > pointed out, the BSD advertising clause only applies if you explicitly > mention the BSD derived software. > My point was why is the SWI clause acceptable for free software (as Ian > seemed to imply), and the BSDish clause not? I think that Ian and I interpret the clause differently. He seems to read it as applying only to distribution. I suspect that is the intent, but the wording is so vague that it appears to me to apply to use as well. > If anybody cares, my opinion is that both are acceptable. What if I write a system utility in SWI Prolog? Someone might use it in their research and not even know that they are using SWI Prolog. -- John Hasler [EMAIL PROTECTED] (John Hasler) Dancing Horse Hill Elmwood, WI