FILE - In this May 11, 1999 file photo, Sony employee Yuko Nakatani praises "AIBO," the electronic giant's new pet dog robot, chasing at a pink ball during its press preview in Tokyo. The Aibo entertainment robot, on which Sony pulled the plug in 2006 under a plan to cut costs, was a perfect example of the “synergy” that has been an elusive goal for decades, creatively bringing together two areas of Sony’s expertise: entertainment and gadgetry. (AP Photo/Koji Sasahara, File)