Some related posts from Technorati and Google.

 [Googlewebmastercentral.blogspot.com] Official Google Webmaster Central Blog: For dynamically generated pages, you may want to block the non-preferred version using pattern matching in your robots.txt file. (Note that not all search engines support pattern matching, so check the guidelines for each search engine bot you're interested in.) For instance, in the third example that shows two URLs that point to a page about the chairs available from brand 123, the "hotbuys" section rotates periodically and the content is always available from a primary and permanent location.

 [Mattcutts.com] Matt Cutts: Gadgets, Google, and SEO » Guest post: Vanessa Fox on ...: When discussed it was posited that it might be because Google could consider that the page and folder names were too long and thus counted as spam. If this is the case I would hope that the guideline that we were breaching might be found easily and in the same place as the other webmaster guidelines: /webmasters/guidelines.html#quality, but I cannot find such advice.

 [Blog.searchenginewatch.com] Microsoft, Ask & Fox On Google At Web 2.0: Greg points over at InternetNews, which has another write-up of the talk -- this time with Microsoft CTO Ray Ozzie saying in the fight against Google, there is "immense opportunity in the core space" that he's "surprised"

 [Seomoz.org] SEOmoz Blog | Google Webmaster Central - An In-Depth Review:  Finally, we've got the index stats, which just link out to the searches - not particularly valuable for savvy SEOs, but certainly interesting to those who don't know how to use these queries. I think that a pop-up question mark describing what each query is showing you would probably add a bit more value for those who are seeking to understand what they're searching.

Reflected tags on Technorati: Blog, Technorati Tags, Google, Google Video, Wordpress, Sync, SEO Files