Wow. Its cool youre still updating this after a and some change!
I always wondered where the music was from... or is it an out? Either way it sounds good! All 5 tracks
And now you make it easier, heh.
I remember my last try being on depth 16. I wasnt killed, but the dark level did frustrate me enough to stop. Not being able to tell where i can from made me run in circles.
Also, have you ever thought of implementing a click interface/menu? For a coffee break roguelike, trying to remember key commands is hard. Its your choice though.