Phew, good thing I wasn't taking them seriously, then!Well, bad news: apparently the comments made in the art book were basically just members of the Etrian team throwing out "what if" scenarios for a joke. All of the comments were never meant to be taken seriously.
Yeah it's pretty nice in concept, even if in practice it devolves into you running back and forth in front of the water source for hours.
Nah, just go in the dragon's room and set an auto-walk path and check back later. No random encounters in that room lol.