As RIM gradually inches towards an eventual launch for its new mobile OS, the company's now pinned down a concrete date for BlackBerry 10's full unveiling. It's the other side of 2012 and will happen "simultaneously in multiple countries around the world" on January 30th. No specifics on those lucky territories just yet, but RIM's official blog states that we'll hear availability (hopefully both prices and dates) at the event. There's no full press release just yet, but you can see what CEO Thorsten Heins has to say about it aft