The GOU Limiting Factor approves!

What would it's Banksian classification be? ROU? GSV? GCU?

From what I have seen so far, the virtual voice books are depicted with a vertical, rectangular image for the book cover, with the normal, human read books having square images. Now, if only I could figure out how to just filter out All of the ai slop-read books. I don't even want to see them.