State of Rust for web backends

I'd like to know if many people are using Rust for Web backends. If yes, let us know the caveats, advantages, etc., you're seeing when using Rust for Web backends in prod or dev. I'm going all in on Rust for all my backends. Just a beginner though(at the moment).

If you're using Rust for web backends. Let us know its scale, benefits, issues, and such.