HANOVER, GERMANY - MARCH 01: A Robothespian communications and entertainment robot interacts with visitors at the CeBIT technology trade fair on March 1, 2011 in Hanover, Germany. CeBIT 2011 will be ... more 
HANOVER, GERMANY - MARCH 01: A Robothespian communications and entertainment robot interacts with visitors at the CeBIT technology trade fair on March 1, 2011 in Hanover, Germany. CeBIT 2011 will be open to the public from March 1-5. (Photo by Sean Gallup/Getty Images) less 
1 / 30
Getty Images | Photo By Sean Gallup / Getty Images
Tue, Mar 1, 2011 10:38 AM EST