I agree that the add-on situation is unfortunate, however I fail to see how it maps to something like Rust. The only thing Mozilla does in regards to Rust is p

I agree that the add-on situation is unfortunate, however I fail to see how it maps to something like Rust. The only thing Mozilla does in regards to Rust is pay the core developers. Apart from no longer paying them, there isn't much Mozilla can do to influence Rust - it's a community driven project.