I would like to nominate
Blindsight by Peter Watts.
I discovered this book in this thread:
https://www.mobileread.com/forums/sho...ght=Blindsight
It was nominated for a Hugo award in 2007.
http://www.inkmesh.com/ebooks/blinds...?qs=blindsight
You'll notice that it's possible to get a free copy legally (including from this site). Have at it!