dos33fsprogs/games/space_bars
..
images
asteroid.inc
delay_a.s
earth.inc
game_over.s
gr_copy.s
gr_offsets.s
gr_putsprite_fast.s
gr_putsprite.s
gr_simple_clear.s
gr_unrle.s
hardware.inc
hello.bas
instructions.s
keypress.s
level3_earth.s
level6_saturn.s
lz4_decode.s
Makefile
mode7_sprites.inc
random.data
README
sb_background.bmp
screen_split.s
space_bars.dsk
space_bars.s
sprites_screen.s
sprites_table.s
text_print.s
title.s
TODO
vapor_lock.s
zp.inc

proof of concept of a game that uses vapor-lock/cycle counting
to have mid-screen mode switches

this is hard to do