i could have sworn someone made a microelectrode mesh that you put on your tongue, so when certain parts of the mesh have current run through them, they stimula

i could have sworn someone made a microelectrode mesh that you put on your tongue, so when certain parts of the mesh have current run through them, they stimulate certain areas of your tongue (but it didn't lead to people 'tasting' or anything, since 'taste' is usually paired with olfactory sensations)