For me, equivalent support for the MSVC toolchain on Windows. Obviously it won't ever be 100% without support from Microsoft, and a lot of work has been done, b

For me, equivalent support for the MSVC toolchain on Windows. Obviously it won't ever be 100% without support from Microsoft, and a lot of work has been done, but some items on https://github.com/rust-lang/rfcs/issues/1061 https://github.com/rust-lang/rfcs/issues/1061 feel important enough to give me pause before spending much time with Rust.