I hadn't realized how powerful scent was until I separated it from my other senses. There were clues, though. There's a armoire in the basement of the house my parents still live in where they keep the World Book Encyclopedias. Nothing, and I mean nothing, calls up my childhood faster than opening those doors and taking a breath.
A new class of machines is starting to solve problems by invoking logic more akin to how humans tackle challenges. To make this process efficient, such systems must also then experience the world much the way people do. Over the next five years, computers will start to use the five senses of sight, sound, smell, feel, and taste to identify and then solve problems.