Hitachi, Ltd. researcher Akiko Obata wearing a head gear makes a model train run while her colleague Kei Utsugi checks a monitor screen showing a map of the blood flow in her brain during a demonstration of a new technology that reads brain activity and lets you control everyday objects without lifting a finger at Hitachi's research lab in Hatoyama, near Tokyo, Wednesday, June 20, 2007. Credit: AP Photo/Shizuo Kambayashi