The whole page. The text is available almost immediately, so not tongue-in-cheek. Who the fuck leaves a page that they went to if the see text and a page don't see all the pictures in 2 seconds? We have a shorter attention span but not that short.
Pinboard doesn't have near the traffic or complexity as goodreads. It's basically fetching text out of a database with a user-id lookup. No multiple databases for books, user profile, reviews, etc.