Senster, a large (15 feet long), hydraulic robot
commissioned by the electronics giant, Philips,
for their permanent showplace, the Evoluon, in
Eindhoven in 1970. The sculpture used sound
and movement sensors to react to the behaviour
of the visitors. It was one of the first computer
controlled interactive robotic works of art. made
by Cybernetic sculptor Edward Ihnatowicz.