after big battles resting tends to be pretty important,
especially when you lack potions, scrolls, and healing
spells. currently you have to hold down the wait key
(or tap it many, many times) which is both a) not fun,
and b) dangerous if you don't let go quick enough.
several other roguelikes offer a (R)est command that
asks a number of terms, percentage of health, or so on,
and basically just keeps waiting turn after turn until
either that condition is met or monster movement is seen.
basically like the fast walking command, but for