[erwinh]

Wow wasn't aware of this long history.

My hot take for which I'm sure I'll get some hate is all languages should just include js-style arrow functions

[Jtsummers]

Probably little hate, it's a long existing style. Haskell, Erlang, the entire ML line of languages, and probably many more have all used it since last century. It came from mathematical notation, and it is concise.