> So how the hell did this guy think that "RAM cache" is commonly understood to include a cache stored on a hard disk? Maybe because he really did? To paraphra

> So how the hell did this guy think that "RAM cache" is commonly understood to include a cache stored on a hard disk? Maybe because he really did? To paraphrase you: How the hell did we arrive in 2016 where almost everyone believes "map/reduce" implies parallelism or where the inventor of the term "object orientation" permanently has to set the record straight about what he really meant and how far our understanding today diverges from that?