Key points

Synesthesia occurs when the stimulation of one sense automatically triggers an experience in another.

Animator recreations are slow, costly, and indirect.

VR tools allow synesthetes to directly illustrate their sensory experiences in 3D space.

Synesthesia has received increasing attention in popular science writing. Psychology Today describes it as a neurological condition in which stimulation of one sensory or cognitive pathway, for example, hearing, automatically and involuntarily produces experiences in a second pathway, such as vision. Put more simply, when one sense is activated, another unrelated sense activates alongside it.

One of the most familiar examples involves hearing music while visually experiencing colours, shapes, or patterns. Although synesthesia is

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