Experiments

Passing around blobs.html

<script>
  var code = `
    var string="banana";
    var blob = new Blob([string], {type: 'text/plain'});
    postMessage(URL.createObjectURL(blob));
  `;
  var worker = new Worker(URL.createObjectURL((new Blob([code], {type: 'application/javascript'}))));
  worker.onmessage = _ => {
    fetch(_.data).then(a=>a.text()).then(txt=>document.body.innerText = txt);
  };
</script>