You could read "Rust will become mandatory" as "all contributors will need to be able to code Rust" or even "all new code has to be written in Rust" or similar variations
You could read "Rust will become mandatory" as "all contributors will need to be able to code Rust" or even "all new code has to be written in Rust" or similar variations
It's still effectively the same thing. You don't take on a huge dependency like that without planning to use it extensively.