[citation needed] Seriously though, despite how anecdotal this page is, it gave me some food for thought. Does Google really care about how far in the future I have registered my domains? I'd love a source on that.
Using the expiration date to determine domain legitimacy is in one of Google's patents: http://www.searchengineguide.com/bill-hartzer/does-the-lengt... I've updated the post with a link to that article. Thanks for the inquiry.
Thanks for the post. It's one of the better summaries of SEO practices around.