"Like Us on Facebook and post a note on our wall to let us know what you think about Cornerstone and what you would like to see. We love getting feedback from users.
We are evaluating a limited beta for users that want to load Cornerstone on their devices and are willing to provide feedback about their experience. If you're interested, drop us a note on our Facebook Wall and let us know what device you have and what makes you a good candidate. We'll tally up the info and get you on the list." http://www.facebook.com/onskreen.cornerstone
Know some of you were interested in it so thought I'd pass an email on.