If done right, a script can run everywhere, so shameless selfplug, a game: https://github.com/bittorf/shell_snake https://github.com/bittorf/shell_snake There

If done right, a script can run everywhere, so shameless selfplug, a game: https://github.com/bittorf/shell_snake https://github.com/bittorf/shell_snake There is also a tetris.sh lying around somewhere...