> Instead of Haskell we should be thinking of programming language research and how to get the best ideas into our mainstream languages. How do we make immutabi

> Instead of Haskell we should be thinking of programming language research and how to get the best ideas into our mainstream languages. How do we make immutability easy and ergonomic and get rid of nulls in C#? F# pretty much plays this role within the .NET ecosystem. Almost all of the important advancements in C# over the last few years originated in F# (and FP in general).