I love Erlang and OCaml both, but I am hesitant to describe it as "highly practical" without major caveats. If you're writing clusters of non-HTTP network serve

I love Erlang and OCaml both, but I am hesitant to describe it as "highly practical" without major caveats. If you're writing clusters of non-HTTP network servers, sure; nothing beats Erlang/OTP. But outside that niche it's difficult to justify.