This reminds me of "Creators admit Unix, C hoax" (e.g. https://www.gnu.org/fun/jokes/unix-hoax.html)

> We stopped when we got a clean compile on the following syntax:

    for(;P("\n"),R--;P("|"))for(e=C;e--;P("_"+(*u++/8)%2))P("| "+(*u/4)%2);