People look at "Ona" delivery robot moving along El Born market in downtown Barcelona during a pilot test on November 22, 2024. Researches of the Institute of Robotics and Industrial Informatics (IRI) are testing these days "Ona" robot, an autonomous electric vehicle for last mile delivery services, developed to reduce the acoustic, environmental and traffic congestion impact associated with traditional freight transport vehicles. (Photo by Josep LAGO / AFP) (Photo by JOSEP LAGO/AFP via Getty Images)