And Servo uses a GC deeply within its Rust code too (the JS one, in fact). I think the benefits in Servo with respect to GC would mainly be because the code is

And Servo uses a GC deeply within its Rust code too (the JS one, in fact). I think the benefits in Servo with respect to GC would mainly be because the code is new/learnt from the mistakes of the old (and avoided historical baggage), rather than because it is in Rust.