For those of you who are confused about what Google actually hopes to accomplish by digitizing more than 12 million books, and what the implications are for copyright holders, the Open Book Alliance has published a very interesting analysis of the proposed Google Books Settlement, which attempts to parse rhetoric from reality. The article can be found here.
Copyright secured by Digiprove © 2010 Robert Scott Lawrence 
I am a commercial litigator and 
Thanks for the link to that PDF. Not exactly a transparently unbiased explanation, but it nonetheless does sum up some areas of the Google deal.