A robot is displayed at the Robotics Innovation Center booth during preparations at the CeBit computer fair in Hanover

A robot is displayed at the Robotics Innovation Center booth during preparations at the CeBit computer fair in Hanover

A robot is displayed at the Robotics Innovation Center at the CeBit computer fair in March 2017. Photo: Fabian Bimmer / Reuters

April 13, 2017 3:40 PM (UTC+8)