Isn’t the big difference between running some random rust from the internet, and a WASM file, the sandbox in which WASM runs. This has some security advantages.

Isn’t the big difference between running some random rust from the internet, and a WASM file, the sandbox in which WASM runs. This has some security advantages. And as you also point out, it’s like an abstraction over various languages which also can generate WASM (Go, Swift, C#, etc).