sentences:  These insights first opened the door to a wider appreciation of the sophistication of oral traditions, and their various methods of managing information.Later, ancient and medieval mnemonic tools were extensively documented by Frances Yates in her book "The Art of Memory".‘Residual orality’ refers to thought and its verbal expression in cultures that have been exposed to writing and print, but have not fully ‘interiorized’ (in McLuhan’s term) the use of these technologies in their daily lives.