Agreed, have used both OCaml and Haskell in production and have founded startups using them. For startups we discovered you're in a much stronger position using

Agreed, have used both OCaml and Haskell in production and have founded startups using them. For startups we discovered you're in a much stronger position using languages with big ecosystems and communities - we're using Python and Django now, but would happily use Java or .NET in the future. Still using OCaml for side projects tho!