This is awesome. Really. Props to all the Leaning Tech team (creators of Cheerp, an alternative to Emscripten)!

I believe it will be possible to achieve similar state in the future just using Native Wasm/WASI (so no transpilation from x86 -> Wasm will be needed), but we are far from it given how slow the WASI standards move.

The shell is impressive: https://webvm.io/ (only downloads ~5Mb of resources for a full Debian distro)