Seconded. My first experience with Tom7 was the "Super Mario Bros. is Easy with Lexicographic Orderings and Time Travel..." I've been hooked ever since.
Funny enough, I came here to say that I watched that without sound and it was still very interesting and easy to follow. This person is a really great educator. Their other videos look equally intriguing and well done: https://www.youtube.com/@argonautcode
Years ago I made a high res greyscale version of the drunken bishop:
https://raw.githubusercontent.com/justintrupiano/RSA-Randoma...