Sherlock Holmes liked to say "When you have eliminated the impossible whatever remains, however improbable, must be the truth".

The same is true for programming languages. When you have eliminated all the others for their fatal flaws, only Rust remains, so it's not "just a tool", it's the best tool (or less worse, depending on how you like the syntax).

You can read more about the technical reasons here: https://kerkour.com/rust-software-engineering-reliability