Singlefile: A way to organize your books
Organize, collect, share your books with Singlefile
This is definitely an interesting find. For the librarian in all of you, here's a neat web service to help you catalog your home library and be able to access it anywhere there is a web connection.
Since I've been weeding my collection, I don't have much to catalog, although I think I'll give it a try and post my opinions at a later date.