The term quale/qualia is useful in this discussion. It seems his wife is experiencing color-qualia in her dream that doesn't correspond to any qualia that is pr

The term quale/qualia is useful in this discussion. It seems his wife is experiencing color-qualia in her dream that doesn't correspond to any qualia that is produced in response to light hitting her eyes, whatever the wavelength. To me it only highlights our gaping lack of scientific understanding as to what qualia is and how it is produced.