Yet another astute reader from Library Thing sent me three pages of additional copy edits of the sort that escapes spell-checkers (real word, grammatically correct but inappropriate or unintended use). Thus, anyone who has not gotten around to reading their copy of Xenolith should update their version before they do for the optimal reading experience.
Those who haven't, can get it for free this week with coupon code: XY39L
http://www.smashwords.com/books/view/4612
I'm making good progress on a sequel, which promises to be just as twisty as the first book.