Dave Cameron did a ton of work putting together a really neat project for Mariner fans this Spring. It was mentioned at the Q&A and there's some more details now, including a list of articles including:

Larry Stone: An In Depth Interview With Don Wakamatsu About Baseball Strategy.
Art Thiel: Griffey’s Return To Seattle
Jonah Keri: How Lou Gorman Built The 1977 Mariners
Geoff Baker: The Franchise Turnaround
Shannon Drayer: Ryan Rowland-Smith’s Road To The Bigs
Jeff Sullivan: The Actual Value Of Defense and Chone Figgins Is Better Than You Think
Vince Gennaro: The Secondary Value Of Defense
Dave Allen: Pitch F/x Tackles Cliff Lee
Matthew Carruth: Effects of Safeco’s Asymmetry
Derek Zumsteg: Edgar Belongs In Cooperstown and Ichiro Just Doesn’t Age
Jay Yencich: Top 10 Prospects
Jason Churchill: Dustin Ackley’s Future
Jon Shields: Catcher Of The Future (Adam Moore)
Dave Cameron: The Maturation Of Felix Hernandez

It's 128 advertisement free pages of brand new, and exclusive, content for $12.99. Seriously, the blogosphere is too nice to you people. This is something like 50,000 words put together in a super high quality production complete with Getty images. Dave gives all the relevant details about the book in the thread, here, so I suggest going there for the more detailed scoop including where to order.

And yes, you will be able to order it online.