Mathjax Fallback Scaling Issue

HTML

<script type="math/tex">
    \texttt{<}baa\texttt{>}
</script>

JavaScript

window.MathJax = { 
    jax: ["input/TeX", "output/SVG"], 
    extensions: ["MathMenu.js", "MathZoom.js"], 
    TeX: { 
      extensions: ["AMSmath.js", "AMSsymbols.js", 
        "noUndefined.js", "autoload-all.js" 
      ], 
    }, 
    "SVG": { 
      scale: 100, 
      // preferredFont: "STIX", 
      Font: "STIX-Web" 
    } 
  }; 
  var script = document.createElement("script"); 
  script.type = "text/javascript"; 
  script.src = "//cdn.mathjax.org/mathjax/latest/MathJax.js"; 
  document.getElementsByTagName("head")[0].appendChild(script);