Well, suggesting that Rust inherently has this problem is mis-representing the situation. And while it's true that lots of people use std, many people also don't, and especially the people that care most about this aspect of Rust.

> You should know harsh OOM handling is a problem for Rust users

A small number of people have this issue. It barely even applies on entire operating systems, for example.

That said, custom allocators will be nice.