There would be no speed improvement, because the guile jit will not beat the existing native aot compilation via the libgccjit. It will be rather slower. But it

There would be no speed improvement, because the guile jit will not beat the existing native aot compilation via the libgccjit. It will be rather slower. But it will have proper concurrency support, and access to a wide area of guile libs. And a proper jit, which Stallman blocked for decades because of evil dll's.