A handful of enthusiasts have been working quietly on the nascent technology. One of them is Jenny Tillotson, a researcher and a designer at the University of the Arts in London, England.
Tillotson produced the world’s first interactive scent outfit. She called her prototype dress ‘Smart Second Skin’. Smart because it senses the wearer’s mood, ‘second skin’ because it interacts with the wearer and their environment.
Here’s the article titled digital scents.