> If Searle was correct we could do an MRI on a blind person and detect when their brain switched into "symbol processing mode" if a conversation with them cove

> If Searle was correct we could do an MRI on a blind person and detect when their brain switched into "symbol processing mode" if a conversation with them covered any visual concepts. I think that is true, at least to some extent: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667661/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667661/ particularly for people who weren't blind from birth.