Those decrying the death of the BlackBerry keyboard can officially put their mourning on hold. RIM CEO Thorsten Heins addressed the matter during today's keynote -- but just in case the QWERTY-inclined weren't quite convinced by the sentiment, a spokesperson for the Canadian smartphone maker has brought some reinforcement, telling Phone Scoop that, while early BlackBerry 10 devices will be focused on the virtual, physical keyboards will also be making their way into the mobile OS's ecosystem. Now we can all type a collective sigh of reli