WHAT "R" WE?
'(<a href="http://www.j-archive.com/media/2009-04-02_DJ_22.jpg" target="_blank">Sarah of the Clue Crew stands with a robot at SRI International at Menlo Park, CA.</a>)  Developed in the 1960s, Shakey the robot could carry out complex operations; according to the Robot Hall of Fame, he was the first mobile robot to do this, meaning to think logically'
reason