But parole evidence is trickier to apply here than you might imagine. It only applies where there is an ambiguity in the text, and probably matters much less w

But parole evidence is trickier to apply here than you might imagine. It only applies where there is an ambiguity in the text, and probably matters much less where 3rd parties are to be bound by a license, instead of two parties to a contract. Imagine, say, Microsoft (bogeyman) explaining what we really meant is that "Licensees shall give us their first born child."