It's not really mentioned in the post, but one thing Rust had since fairly early on was a use case, it was used to build a browser engine. As I remember it from

It's not really mentioned in the post, but one thing Rust had since fairly early on was a use case, it was used to build a browser engine. As I remember it from the time, the feedback from Servo development tended to pull Rust in a more performance-oriented direction.