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  • Wil Cook thinks this is interesting:

Smell-o-vision

Note

Not so far off: http://www.digitaltrends.com/cool-tech/camsoda-ohromas-smell-o-vision-vr/

Besides which frankly we're just using different technologies than, say, scratch and sniff. Integrating multiple sensory phenomena into a unified experience is nothing new. (Scriabin, at least. Nevermind the probably immersive experience the cave paintings at Lascaux were intended to be one part of.)