And absolute joy to implement! If anyone is curious: pick up "Threaded interpretive language" by R. G. Loeliger. It is old and only describes one kind of kinda-

And absolute joy to implement! If anyone is curious: pick up "Threaded interpretive language" by R. G. Loeliger. It is old and only describes one kind of kinda-Forth -- but in a few readable lines of assembly and some neat memory structures you have an interpreted language.