Jeremy over at ShoeMoney.com just posted about Wordtrackers Kick Ass Keywords e-book.
Here’s the link to the main page where you can buy it for $39.
Or, you can do what I just did and use this link to buy it for $27. I’m guessing this link is from an old Search Engine Strategies promotion. It’s an e-book, so don’t think that they’ll cancel your order because of it.