* tell us if he ever got suitably deep into the cave. game.closng still indicates
* whether he reached the endgame. And if he got as far as "cave closed"
* (indicated by "game.closed"), then bonus is zero for mundane exits or 133, 134,
* tell us if he ever got suitably deep into the cave. game.closng still indicates
* whether he reached the endgame. And if he got as far as "cave closed"
* (indicated by "game.closed"), then bonus is zero for mundane exits or 133, 134,