Search Marketing Metrics Guide: 169 Useful Charts on SEO & PPC

We were going to get this but before we buy in I was just wondering if someone has a review on it? Looks like it's a pretty good buy.

http://www.sherpastore.com/store/page.cfm/2166

No review I know of Mike, but there's a free summary to look at and Marketing Sherpa has a pretty solid reputation in the industry.

i have, did not think much of it.... mind you i don't think much of anything ;)

DaveN