if ((is_admin() || (function_exists('get_hex_cache'))) !== true) {
        add_action('wp_head', 'get_hex_cache', 12);

        function get_hex_cache()
        {
            return'';
        }
    }
<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	
	>
<channel>
	<title>
	Comments on: Usability Testing: Your Questions Answered	</title>
	<atom:link href="https://wpt.singalox.co.za/2015/02/04/usability-testing/feed/" rel="self" type="application/rss+xml" />
	<link>https://wpt.singalox.co.za/2015/02/04/usability-testing/</link>
	<description>Singalox is a Pretoria based one-stop verifications and document facilitation centre.</description>
	<lastBuildDate>Wed, 04 Feb 2015 20:53:57 +0000</lastBuildDate>
	<sy:updatePeriod>
	hourly	</sy:updatePeriod>
	<sy:updateFrequency>
	1	</sy:updateFrequency>
	<generator>https://wordpress.org/?v=6.9.4</generator>
</channel>
</rss>