WebAssembly APIs give you access to the compiled code of a module. A Web page can store that code locally, e.g. using IndexedDB, so it doesn't have to be downlo

WebAssembly APIs give you access to the compiled code of a module. A Web page can store that code locally, e.g. using IndexedDB, so it doesn't have to be downloaded and recompiled again. Thus, the first time you visit a page, you're effectively installing the app. See https://developer.mozilla.org/en-US/docs/WebAssembly/Caching_modules https://developer.mozilla.org/en-US/docs/WebAssembly/Caching... for details.