JSFiddle - React, Tailwind, and code Playground

HTML

<script>
  var sampleRate = 8000;

  function encodeAudio8bit(data) {
    var n = data.length;
    var integer = 0,
      i;
    var header = 'RIFF<##>WAVEfmt \x10\x00\x00\x00\x01\x00\x01\x00<##><##>\x01\x00\x08\x00data<##>';

    function insertLong(value) {
      var bytes = "";
      for (i = 0; i < 4; ++i) {
        bytes += String.fromCharCode(value % 256);
        value = Math.floor(value / 256);
      }
      header = header.replace('<##>', bytes);
    }

    insertLong(36 + n);
    insertLong(sampleRate);
    insertLong(sampleRate);
    insertLong(n);

    for (var i = 0; i < n; ++i) {
      header += String.fromCharCode(Math.round(Math.min(1, Math.max(-1, data[i])) * 127 + 127));
    }
    return 'data:audio/wav;base64,' + btoa(header);
  }

  function addFractalMusic(func) {
    var elem = document.getElementById('a1');
    var len = 8000*60*3.5;
    var arr = []
    for (var t = 0; t < len; t++) {
      arr[t] = func(t);
      arr[t] = (arr[t] & 0xff) / 256.0;
    }
    var dataUri = encodeAudio8bit(arr);
    elem.setAttribute('src', dataUri);
  }

</script>
<div class='post'>
  <div class='postinner'>
    <audio controls='true' id='a1'></audio>
  </div>
</div>

JavaScript

addFractalMusic(function(t) {
  return w=t>>9,k=32,m=2048,a=1-t/m%1,d=(14*t*t^t)%m*a,y=[3,3,4.7,2][p=w/k&3]*t/4,h="IGNNNN!!]]!Q!IW]WQNN??!!]WQNNN?".charCodeAt(w/2&15|p/3<<4)/33*t-t,s=y*.98%80+y%80+(w>>7&&a*((5*t%m*a&128)*(0x53232323>>w/4&1)+(d&127)*(0xa444c444>>w/4&1)*1.5+(d*w&1)+(h%k+h*1.99%k+h*0.49%k+h*0.97%k-64)*(4-a-a))),s*s>>14?127:s
});