Overview:
If you are having trouble with the app loading slow. This should manually load Product Options, which should result in the app loading a bit faster.
Solution:
Place the below code within the head tag in your theme.liquid file.
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
{{ 'https://productoptions.w3apps.co/js/options.js' | script_tag }}
<script type="text/javascript">
setTimeout(function() {
var w3$ = $.noConflict(true);
w3productOptionsJS(w3$);
}, 0);
</script>