You can write your stuff in such a way to minimize the WASM<->DOM interactions. And there is a speed benefit for pure WASM stuff, so I can see it being a net wi

You can write your stuff in such a way to minimize the WASM<->DOM interactions. And there is a speed benefit for pure WASM stuff, so I can see it being a net win if you're using a good framework that pushes you in the right direction.