[nathansizemore]

> Why not X?

I wanted to use Rust and learn epoll through working with it directly.

> I was hoping Rust wouldn't head down this road.

To my knowledge, Rust does not have a std async story. I hope it will, and I believe libs like mio will help flush out platform agnostic ideas and a tested API.

> To preempt: a systems language shouldn't dictate these high-level matters

All of your cited example languages are _not_ systems language? Node.js isn't even a language? It could be listed above with the rest of your async I/O options across several languages.