Brainfuck is kinda cool because it provides such a minimal language with which to practice writing interpreters and even compilers (or a JIT, as with RPython).

Brainfuck is kinda cool because it provides such a minimal language with which to practice writing interpreters and even compilers (or a JIT, as with RPython). But it's kinda uncool because of the name and its obtuse syntax.. so anyone know of a similarly minimal language that's more readable?