Wired notes the 'rumor' regarding Random House's possible inclusion in the Google Book Program. It was mentioned as an aside by Peter Olson in a panel meeting at Frankfurt. I don't believe this article is particularly accurate and commented as such. Especially this quote:
As for Random House's rumored about-face, there's certainly the distinct waft of desperation to it; a struggling publishing company facing stagnant sales and falling revenue trying to "compromise" with a internet titan.