It's all about gap-filling and collection development.

This is the kind of platform we've been looking for a long time, ... Libraries digitize their stuff and put it up, but none of the libraries have comprehensive collections of everything. Now we can say: 'We have this particular edition of Mark Twain, but it's not as good as that one over there,' and we add it to the collection.

They don't just want stuff, ... This gives us a degree of influence (in the indexing process). We will build this together.