There is no mention in this thread of how the author is using Dart and Shelf for his REST API's. Code is rather readable and elegant. This is not a combo I have

There is no mention in this thread of how the author is using Dart and Shelf for his REST API's. Code is rather readable and elegant. This is not a combo I have every tried before. Does anyone have any experience of how it compares versus REST services written in Go/Rust/Python ?