These remind me of the ASCII fluid submission [0] at IOCCC 2012 [1] by Yusuke Endoh. The source [2] itself can be used as an input to the program (see video [3]

These remind me of the ASCII fluid submission [0] at IOCCC 2012 [1] by Yusuke Endoh. The source [2] itself can be used as an input to the program (see video [3]), and he also made a colour version [4]. [0]: https://www.ioccc.org/2012/endoh1/hint.html https://www.ioccc.org/2012/endoh1/hint.html [1]: https://www.ioccc.org/2012 https://www.ioccc.org/2012 [2]: https://www.ioccc.org/2012/endoh1/endoh1.c https://www.ioccc.org/2012/endoh1/endoh1.c [3]: https://youtu.be/QMYfkOtYYlg https://youtu.be/QMYfkOtYYlg [4]: https://www.ioccc.org/2012/endoh1/endoh1_color.c https://www.ioccc.org/2012/endoh1/endoh1_color.c