[cosmojg]

What are your thoughts on Crystal?

See: https://crystal-lang.org/

[karmakaze]

Would you like to pay now (compile time) or later (runtime)?

We have ways of dealing with scaling of runtime in production (develop infrastructure environment).

There's no way I know to speed up the edit/compile/run loop during development.

[ativzzz]

It's ruby but with extra steps