I think it's natural inclination. There's a basic Scheme implementation in Pypy, and I'm also working on a Lisp using RPython: https://github.com/Wilfred/trifle

I think it's natural inclination. There's a basic Scheme implementation in Pypy, and I'm also working on a Lisp using RPython: https://github.com/Wilfred/trifle https://github.com/Wilfred/trifle