dance

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
  <style>
    body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
    svg { width:100%; height: 100% }
    text {
      font-size: 150;
      font-family: "Courier"
    }
  </style>
</head>

<body>
  <script>
    var dance = [
      "d<",
      "d=",
      "d<",
      "dc",
      "d<",
      "d=",
      "q<",
      "d<",
      "q<",
      "q=",
      "q<",
      "qc",
      "q<",
      "q="
    ]

https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js