A couple of weeks ago, I suggested that my experience at Book Expo America 2012 might not be all about books. And I guess that technically it wasn’t, since I cataloged slightly fewer books in a “Books from BEA” collection on LibraryThing this year than I did in 2011, but I brought back more than I’d expected to. And unlike last year, I actually did bring the books back home with me; they made my …