Ludovic Courtès said: > Yes, I’ve been wondering too. The thing is, while most are purely > declarative like this, some, like those in base.scm, are trickier > and definitely copyrightable. In base.scm, the composition of > packages in the bootstrap phase may also be copyrightable in itself.
I suppose that there's no harm in adding one, then. Even if it should turn out that it's not copyrightable an invalid copyright notice wouldn't cause any harm in this case.