For the record, just past midnight Saturday Kotaku commenter pablopdlc deciphered the Unitology scrawl on the Dead Space 2 Twitter teaser image. "The nightmare is over but it will not end." Well, isn't that contradictory.
Readers Vulcan Has No Moon and rabidhamsters, plus the site Helldescent figured it out too. Here's a handy Ovaltine decoder ring for future communiqués, I imagine there shall be more than a few.