Or maybe, just maybe, non-fiction books(not textbooks) are a terrible medium to learn anything, in light of what we know of how memory works ,and in light of va

Or maybe, just maybe, non-fiction books(not textbooks) are a terrible medium to learn anything, in light of what we know of how memory works ,and in light of various knowledge management technologies, which don't work terribly well with books ? And books only exist because they are the lowest common denominator for someone to share an idea, and they are a good form of entertainment, similar to facebook posts ?