The willy-nilly was in regard to Java and more precisely the ecosystem, not the language itself. In Java I find it hard to have N worker threads, where N is the

The willy-nilly was in regard to Java and more precisely the ecosystem, not the language itself. In Java I find it hard to have N worker threads, where N is the number of CPU cores available, because many common libraries spawn threads - willy-nilly I'd say. I have not enough experience about the Rust ecosystem but I hope it will successfully avoid a similar fate.