JIT in Erlang – what does it mean for Elixir?

JIT is coming to Erlang. Will that then also benefit Elixir apps?

If I understand correctly, JIT allows to improve performance of the application; i.e. execution time?

How do we use JIT in Elixir?

I think you don’t do anything (maybe turn on a vm flag) and it just does its thing. Sit back and enjoy a performance gain. The blog article says Jason gets a big speed bump.