Is this the sought distinction? "This source code is licensed [to you] under EITHER" whereas "Th[e] source is licensed under BOTH". The "this" hints at a genit

Is this the sought distinction? "This source code is licensed [to you] under EITHER" whereas "Th[e] source is licensed under BOTH". The "this" hints at a genitive that's not there but still feels there. (Linguistics class was a long time ago btw.)