It is. As a kid, I kind of understood programs, but I could not even imagine how an interpreter (or compiler) could work. I partly got a CS degree just so I could learn the answer.
Closing Keynote: A Talk Near the Future of Python
October 13, 2019 PyCon India, Chennai
A live-coded implementation of simple stack machine that's later turned into a WebAssembly interpreter capable of running a game written in Rust.
Very good video.