See https://github.com/WebAssembly/binaryen/pull/2448#issuecomment-555152951 If we want a wasm build of binaryen.js, the startup must be async because of browsers, and so we need an async API of some form.
Activity
Compile Binaryen to WebAssembly (#2503)
Compile Binaryen to WebAssembly (#2503)