Participants suck on lollipops embedded with sensors to control robotic babies in a race during a Design Expo at Yahoo in Sunnyvale on Monday.

The Khronos Projector is an interactive-art installation allowing people to explore pre-recorded movie content in an entirely new way. A classic video-tape allows a simple control of the reproducing process (stop, backward, forward, and elementary control on the reproduction speed). Modern digital players add little more than the possibility to perform random temporal jumps between image frames.