Smell could be the last frontier in making games more immersive and realistic

Video games have often been a feast for the visual senses, but smell has been left out. At the NeuroGaming Conference and Expo, some visionaries are talking about how to incorporate the sense of smell into games so that entertainment can become even more engaging, immersive, and realistic in the future. They’re trying to create digital devices that can insert smell into games as we play them.