We are able to capture moving images and sound. Why can’t we capture smells and broadcast them through a television or phone for example?
In: 3
Smell is matter. Sound and light is energy. With our current technology we can transmit/broadcast energy, but can not transmit/broadcast matter.
Naturally you can replicate your friends voice pretty accurate, but can not replicate his height, weight etc.
Sound and light is pretty simple – just waves with a few parameters to know to replicate them.
Replicating matter is insanely complicated since it has complex composition to the subatomic level.
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