Sites can definitely work offline using the new Service Worker system: http://www.html5rocks.com/en/tutorials/service-worker/introduction/ http://www.html5rocks

Sites can definitely work offline using the new Service Worker system: http://www.html5rocks.com/en/tutorials/service-worker/introduction/ http://www.html5rocks.com/en/tutorials/service-worker/introd.... Try this example: https://voice-memos.appspot.com https://voice-memos.appspot.com.