Can Smell-O-Vision Save VR?

Consumers have been slow to purchase VR headsets, largely due to price and limited content. But several start-ups are making devices that will give people a whiff of the virtual world.

Smell-O-Vision was introduced at the 1939 World’s Fair in New York City. Created by a Swiss inventor named Hans Laube, it piped a variety of scents through a network of tiny tubes to individual seats in a movie theater. Needless to say, Smell-O-Vision wafted into oblivion.

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