Double the dungeons, but half of the fun!
Dungeon crawlers became quite popular back in the early 80's on many of the personal computers like the Commodore 64 and Apple II series of computers. I actually owned an Apple IIc computer and played many of the popular titles like the Wizardry and Bard's Tale series myself. It's probably the main reason that I'm such a huge RPG fan to this very day. So..