<meta name=format-detection content=telephone=no>
<meta http-equiv=X-UA-Compatible content=IE=edge> Just a little bit cleaner version of IE=edge. Should accomplish the same thing as what you're using. As far as <meta name=format-detection content=telephone=no>, I considering this to be a similar issue to disabling zooming. Disabling default functionality is typically a bad practice if it can be avoided.