If you're flying out of Boston's Logan International Airport, you may meet Carla. Travel hologram "Carla" offers fliers security advice at Boston Logan airport. Massachusetts Port Authority. Travel hologram "Carla" offers fliers security advice at Boston Logan airport. She's got tips for getting through security, a warm personality, and she speaks two languages. But don't ask her any questions. Carla is a video-projected "virtual assistant" who… (travel.usatoday.com) 更多...
