The .NET Zone just published an interview with Kry and me. Check it out:
.NET Fireside Chats - Brad Abrams and Krzysztof Cwalina
You can learn some interesting stuff about what lead to writing the first edition of the book, what a 'Framework' is and what the hardest framework design problems are.
I'd love to hear your feedback and thoughts
Oh, and they published a sample section of the book for free in PDF format. This is from Chapter 9 and covers LINQ guidelines.