Comment by ChadNauseam

It also simply lets you use rust on the web. That's why I use wasm. It's actually an extremely nice experience. I write all my business logic in rust, and all my UI logic in javascript. There is rust tooling that automatically generates typescript types and APIs for you that make interoperating the two languages basically effortless. And by using rust/wasm, I can reach a level of performance that would be hilariously impossible in javascript