The worst part for me was identifying a book on a topic that seemed interesting, and wanting to see the neighboring books on the same/similar topics were. It's

The worst part for me was identifying a book on a topic that seemed interesting, and wanting to see the neighboring books on the same/similar topics were. It's been a key part of how I uncover branching topics. Or just books with titles/keywords that I don't know to search for. Luckily, they reopened for browsing recently.