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.
I used to love to touch soft cashmere sweaters that I might buy for my daughter. Or pick up a book and flip through the pages. Now I touch my keyboard and scratch my head. Is the waist really that small on that jacket? Are those stripes too gaudy for my sister? Tapping on the screen enlarges the image. But I still can't feel the texture.