While Matt is still working on harnessing the book data that we all have contributed to, and making it available for searches, he's also been rather busy fixing other things, and even adding some nifty little features. Read all about it in this Announcements forum post.
"If books could have more, give more, be more, show more, they would still need readers, who bring to them sound and smell and light and all the rest that can't be in books. Books need you!"