A brief note from analysts at Renta4 about Spain’s Telefónica announcing that it will create a London-headquartered unit, Telefónica Digital, which is part of further restructuring plans to become a global player in the sector. Renta4 says trading shouldn’t be affected, although Telefónica’s move certainly looks positive on the paper: “The Board of Directors Monday announced a profound organizational change in order to participate more actively in the digital world and take advantage…