An attendee communicate with SARA a robot assisstant during a presentation at the WEF in Davos January 20, 2017 728 × 468 Impact of job-stealing robots a growing concern at Davos An attendee communicate with SARA, a socially aware robot assisstant, during a presentation at the annual meeting of the World Economic Forum (WEF) in Davos, Switzerland, January 17, 2017. REUTERS/Ruben Sprich