Looks like Andy is doing some braindumps ....
Driven: A Piton Manual
http://stores.lulu.com/store.php?fAcctID=14818996Future titles include: Aiding, Winter, Knots, Down, Tips, Exped...
By the way if you haven't read PsychoVertical it is highly recommended....
http://www.mountainproject.com/v/climbing_gear_reviews/book_review__psychovertical_by_andy_kirkpatrick/106589014