In case you couldn't (or wouldn't *lazy*), we are here to provide the masses (but mostly ourselves) a place to catalog our media collection, whether it be books, DVDs, CDs...
And we're more than just that. We're providing a place for the packrats to commune and orate.
C. Cattuto, D. Benz, A. Hotho, and G. Stumme. The Semantic Web - ISWC 2008, volume 5318 of Lecture Notes in Computer Science, page 615--631. Springer Berlin / Heidelberg, (2008)