The book is on its way: I finished my last chapter this past Wednesday, and I believe Marc was up into the wee hours of this morning finishing his. Nigel is furiously banging away on his chapter now that he has his hands on a new InfoCard build.
And we have an entry on Amazon:
http://www.amazon.com/gp/product/0672328771/qid=1138427165/sr=11-1/ref=sr_11_1/104-4321764-1076717?s=books&v=glance&n=283155. Now all we need is to get the title right, and Nigel's name on the cover.