It actually goes noticeably easier than trying to launch Chelish history queries. Mainly because Arnsen Puddleton has read every one of the erotica books in his collection, to the point of doing better than a dath ilani computer's search index.
For example, at one point Keltham asks via Fennelosa - Snack Service has said that Keltham needs to stay in the background for this one - if any of these books have a section where a masochist gets tied to a bed and then fed chocolate. Arnsen cheerfully plucks one of his books off the shelf, and promptly flips through to exactly the correct section.
Why Snack Service is allowed to help with this but not -