Ups, you’re right. Still, better tooling attracts more devs to a language increasing the number or people that in the future may work on the kernel and in the future it could be possible to build Linux drivers using cargo. So yeah, today it’s not that important but it still a benefit.
Not true, you can use cargo to build Linux drivers: https://github.com/not-matthias/kernel-driver-with-rust/blob/master/Cargo.toml
That link appears to be for a Windows driver.
Ups, you’re right. Still, better tooling attracts more devs to a language increasing the number or people that in the future may work on the kernel and in the future it could be possible to build Linux drivers using cargo. So yeah, today it’s not that important but it still a benefit.