Renga in Blue is a deep-divin' blog about old text adventures. Author Jason Dyer writes up his thoughts on adventure games from the 1970s, having completed all of them.
– First defined player character: Aldebaran III
– First use of choice-based interaction in a parser game: Stuga
– First dynamic compass interface: Spelunker
– First dynamic puzzle generation: Mines
– First free-text conversation in an adventure context: Local Call for Death
– First adventure game comedy: Mystery Fun House