D mentioned on Rust discussions site

[Walter Bright]

On 5/25/2020 4:33 AM, Dibyendu Majumdar wrote:
> First is memory safety - I believe the only way to write OS in D or Rust is to 
> use unsafe constructs in parts.

Rust is heavily reliant on unsafe library modules to get key things done. D 
relies on that, too (hence @safe and @system code), but Rust's more restrictive 
model needs more of it. @live will, too.