Is Your Red The Same as My Red?
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Further reading 1
Caption notes
Vsauce separates measuring a wavelength, seeing two people use a color word alike, and knowing their subjective experiences. Agreement on the word gives a behavioral observation whose relation to the last question is philosophical.
Archived captions (transcription method unspecified) ↗Original passages · 2
I can measure the wavelength of radiationI can't measure or observe the experience of a color inside your mind.