[legulere]

Rust catches some more bugs than at least C# by having a more expressive type system (sum types), read-only being default, class/strict members always needing to be initialized.

[pjmlp]

Covered by F#, while still having access to a large set of .NET libraries.

.NET is a multi-language platform, with support out of the box for C#, F#, VB.NET, C++ and many others with MSIL backends.