Your benchmarks are analogous to
Toyota on highway 0-60 8sec
Porche on highway 0-60 3sec
But
Tell me how they perform with load, bumpy terrain, tyre wear.
Just because something runs faster on WASM doesnt mean u have to use it, there are othet things to consider to see if its even worth it. Vscode is based on mono and is written on top of JS/TS. Why woukd you compile it to something and run it on top of WASM, rather than just running it using the native browser engine.