TechPhoto

AILA, or Artificial Intelligence Lightweight Android, presses switches on a panel it recognises during a demonstration at the German Research Center for Artificial Intelligence GmbH (Deutsches Forschungszentrum fuer Kuenstliche Intelligenz GmbH) stand at the 2013 CeBIT technology trade fair on March 5, 2013 in Hanover, Germany. CeBIT will be open March 5-9.    Photo: afp